Information for Area Code: 630-xxx-xxxx - IL - ILLINOIS

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Information about Area Code 630

In the United States telephone system, Area code 630 covers a portion of suburban Chicagoland, specifically most of Dupage County in Illinois. Kane County is split between area codes 847 in the north (Elgin) and 630 in the south (Aurora). The northern part of Will County and a small part of southern Cook County, specifically, the town of Burr Ridge and parts of Lemont are also included in 630. It is used in Yorkville, Illinois, as well, which is in Kendall County.

630 was a split off of 708 in 1996, and prior to that, 708 was a split off of 312 in 1989.

As area code 630 is at exhaust (it has run out of new numbers), overlay area code 331 will go into service on October 7, 2007.[1]


See also




North: 224/847
West: 815 area code 630 East: 708
South: 815


Flag of Illinois Illinois Area codes
217 | 224 | 309 | 312 | 618 | 630 | 708 | 773 | 779 | 815 | 847



Exchanges for Area Code 630-xxx-xxxx:

Exchange 630-200
Hickory Hills -

Exchange 630-201
Buffalo Grove - NEXTEL COMMUNICATIONS

Exchange 630-202
Lombard - UNITED STATES CELLULAR CORP.

Exchange 630-203
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL

Exchange 630-204
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-205
Lombard - UNITED STATES CELLULAR CORP.

Exchange 630-206
- LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-207
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-208
GENEVA - AMERITECH ILLINOIS

Exchange 630-209
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-210
Chicago - AT&T LOCAL

Exchange 630-211
-

Exchange 630-212
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-213
BARTLETT - AMERITECH ILLINOIS

Exchange 630-214
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-215
- AT&T WIRELESS SERVICES, INC.

Exchange 630-216
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL

Exchange 630-217
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-218
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-219
Chicago -

Exchange 630-220
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-221
WHEATON - AMERITECH ILLINOIS

Exchange 630-222
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-223
Westchester - METROCALL

Exchange 630-224
LISLE - AMERITECH ILLINOIS

Exchange 630-225
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-226
BOLINGBROOK - AMERITECH ILLINOIS

Exchange 630-227
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-228
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-229
Lisle - COMCAST PHONE OF ILLINOIS, LLC - IL

Exchange 630-230
HINSDALE - AMERITECH ILLINOIS

Exchange 630-231
WEST CHICAGO - AMERITECH ILLINOIS

Exchange 630-232
GENEVA - AMERITECH ILLINOIS

Exchange 630-233
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-234
West Chicago - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-235
- AT&T WIRELESS SERVICES, INC.

Exchange 630-236
AURORA - AMERITECH ILLINOIS

Exchange 630-237
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-238
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-239
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL

Exchange 630-240
- AT&T WIRELESS SERVICES, INC.

Exchange 630-241
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-242
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-243
LEMONT - AMERITECH ILLINOIS

Exchange 630-244
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-245
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-246
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-247
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-248
- AT&T WIRELESS SERVICES, INC.

Exchange 630-249
Westchester - METROCALL

Exchange 630-250
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-251
West Chicago - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-252
LEMONT - AMERITECH ILLINOIS

Exchange 630-253
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-254
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-255
Westchester - METROCALL

Exchange 630-256
- SOURCE ONE WIRELESS

Exchange 630-257
LEMONT - AMERITECH ILLINOIS

Exchange 630-258
- AT&T WIRELESS SERVICES, INC.

Exchange 630-259
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-260
WHEATON - AMERITECH ILLINOIS

Exchange 630-261
LOMBARD - AMERITECH ILLINOIS

Exchange 630-262
GENEVA - AMERITECH ILLINOIS

Exchange 630-263
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-264
AURORA - AMERITECH ILLINOIS

Exchange 630-265
- AIRTOUCH PAGING - ILLINOIS

Exchange 630-266
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.

Exchange 630-267
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-268
LOMBARD - AMERITECH ILLINOIS

Exchange 630-269
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-270
Hickory Hills - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-271
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-272
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-273
Chicago - GLOBALCOM, INC.-IL

Exchange 630-274
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-275
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-276
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-277
- SOURCE ONE WIRELESS

Exchange 630-278
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-279
ELMHURST - AMERITECH ILLINOIS

Exchange 630-280
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-281
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-282
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL

Exchange 630-283
Rolling Meadows - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-284
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-285
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-286
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-287
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-288
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-289
BARTLETT - AMERITECH ILLINOIS

Exchange 630-290
Chicago - T-MOBILE USA, INC.

Exchange 630-291
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-292
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-293
WEST CHICAGO - AMERITECH ILLINOIS

Exchange 630-294
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-295
ROSELLE - AMERITECH ILLINOIS

Exchange 630-296
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-297
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-298
- AIRTOUCH PAGING - ILLINOIS

Exchange 630-299
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-300
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL

Exchange 630-301
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL

Exchange 630-302
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-303
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-304
La Grange - BEEPERMART, INC.

Exchange 630-305
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-306
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-307
ROSELLE - AMERITECH ILLINOIS

Exchange 630-308
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-309
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-310
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL

Exchange 630-311
-

Exchange 630-312
BOLINGBROOK -

Exchange 630-313
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL

Exchange 630-314
ROSELLE - AMERITECH ILLINOIS

Exchange 630-315
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-316
- AIRTOUCH PAGING - ILLINOIS

Exchange 630-317
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-318
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-319
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-320
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-321
HINSDALE - AMERITECH ILLINOIS

Exchange 630-322
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-323
HINSDALE - AMERITECH ILLINOIS

Exchange 630-324
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-325
HINSDALE - AMERITECH ILLINOIS

Exchange 630-326
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-327
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-328
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-329
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-330
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-331
-

Exchange 630-332
- SOURCE ONE WIRELESS

Exchange 630-333
Chicago - NEXTEL COMMUNICATIONS

Exchange 630-334
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-335
Chicago - NEXTEL COMMUNICATIONS

Exchange 630-336
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-337
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-338
Schaumburg - AT&T WIRELESS SERVICES, INC.

Exchange 630-339
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-340
Chicago -

Exchange 630-341
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-342
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.

Exchange 630-343
Oak Brook - AT&T LOCAL

Exchange 630-344
Wood Dale - XO ILLINOIS, INC.

Exchange 630-345
GENEVA - AMERITECH ILLINOIS

Exchange 630-346
West Chicago - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-347
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-348
Wood Dale - XO ILLINOIS, INC.

Exchange 630-349
- HEARTLAND COMMUNICATIONS, INC.

Exchange 630-350
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-351
ROSELLE - AMERITECH ILLINOIS

Exchange 630-352
- HEARTLAND COMMUNICATIONS, INC.

Exchange 630-353
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-354
Chicago - PAETEC COMMUNICATIONS, INC. - IL

Exchange 630-355
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-356
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.

Exchange 630-357
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-358
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-359
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-360
- SOURCE ONE WIRELESS

Exchange 630-361
Chicago - NEXTEL COMMUNICATIONS

Exchange 630-362
Chicago - T-MOBILE USA, INC.

Exchange 630-363
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-364
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-365
ELBURN - AMERITECH ILLINOIS

Exchange 630-366
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-367
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.

Exchange 630-368
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-369
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-370
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-371
Wood Dale - XO ILLINOIS, INC.

Exchange 630-372
BARTLETT - AMERITECH ILLINOIS

Exchange 630-373
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-374
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.

Exchange 630-375
AURORA - AMERITECH ILLINOIS

Exchange 630-376
Wood Dale - XO ILLINOIS, INC.

Exchange 630-377
GENEVA - AMERITECH ILLINOIS

Exchange 630-378
BOLINGBROOK - AMERITECH ILLINOIS

Exchange 630-379
Wood Dale - XO ILLINOIS, INC.

Exchange 630-380
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-381
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.

Exchange 630-382
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-383
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL

Exchange 630-384
WHEATON - AMERITECH ILLINOIS

Exchange 630-385
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-386
West Chicago - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-387
Chicago - GLOBALCOM, INC.-IL

Exchange 630-388
Wood Dale - XO ILLINOIS, INC.

Exchange 630-389
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-390
Wood Dale - XO ILLINOIS, INC.

Exchange 630-391
Hickory Hills - KMC TELECOM V, INC. - IL

Exchange 630-392
Buffalo Grove - NEXTEL BOOST INVESTMENT, INC.

Exchange 630-393
WARRENVILLE - AMERITECH ILLINOIS

Exchange 630-394
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.

Exchange 630-395
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-396
La Grange - SPRINT COMMUNICATIONS COMPANY, L.P. - IL

Exchange 630-397
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-398
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-399
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-400
Chicago - T-MOBILE USA, INC.

Exchange 630-401
Chicago -

Exchange 630-402
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-403
Chicago - PAETEC COMMUNICATIONS, INC. - IL

Exchange 630-404
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-405
Chicago - TDS METROCOM INC.-IL

Exchange 630-406
GENEVA - AMERITECH ILLINOIS

Exchange 630-407
WHEATON - AMERITECH ILLINOIS

Exchange 630-408
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-409
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-410
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-411
-

Exchange 630-412
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-413
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-414
West Chicago -

Exchange 630-415
ELMHURST - AMERITECH ILLINOIS

Exchange 630-416
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-417
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-418
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-419
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.

Exchange 630-420
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-421
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-422
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-423
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-424
LOMBARD - AMERITECH ILLINOIS

Exchange 630-425
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-426
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-427
LEMONT - AMERITECH ILLINOIS

Exchange 630-428
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-429
Chicago - AT&T LOCAL

Exchange 630-430
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-431
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-432
Chicago - HEARTLAND COMMUNICATIONS, INC.

Exchange 630-433
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-434
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-435
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-436
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-437
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-438
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-439
Wood Dale - XO ILLINOIS, INC.

Exchange 630-440
Chicago - T-MOBILE USA, INC.

Exchange 630-441
Oak Brook - AT&T LOCAL

Exchange 630-442
Oak Brook - AT&T LOCAL

Exchange 630-443
GENEVA - AMERITECH ILLINOIS

Exchange 630-444
GENEVA - AMERITECH ILLINOIS

Exchange 630-445
Oak Brook - AT&T LOCAL

Exchange 630-446
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-447
Chicago -

Exchange 630-448
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-449
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-450
Hickory Hills -

Exchange 630-451
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-452
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-453
Hickory Hills -

Exchange 630-454
Wood Dale - XO ILLINOIS, INC.

Exchange 630-455
HINSDALE - AMERITECH ILLINOIS

Exchange 630-456
Oak Brook - AT&T LOCAL

Exchange 630-457
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-458
LOMBARD - AMERITECH ILLINOIS

Exchange 630-459
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-460
- AT&T WIRELESS SERVICES, INC.

Exchange 630-461
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-462
WHEATON - AMERITECH ILLINOIS

Exchange 630-463
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-464
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-465
- SOURCE ONE WIRELESS

Exchange 630-466
SUGAR GROVE - AMERITECH ILLINOIS

Exchange 630-467
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-468
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL

Exchange 630-469
GLEN ELLYN - AMERITECH ILLINOIS

Exchange 630-470
-

Exchange 630-471
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-472
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-473
- SOURCE ONE WIRELESS

Exchange 630-474
Oak Brook - COMCAST PHONE OF ILLINOIS, LLC - IL

Exchange 630-475
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-476
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-477
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL

Exchange 630-478
Oak Brook - AT&T LOCAL

Exchange 630-479
Lombard - UNITED STATES CELLULAR CORP.

Exchange 630-480
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-481
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-482
GENEVA - AMERITECH ILLINOIS

Exchange 630-483
BARTLETT - AMERITECH ILLINOIS

Exchange 630-484
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-485
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-486
- SOURCE ONE WIRELESS

Exchange 630-487
- HEARTLAND COMMUNICATIONS, INC.

Exchange 630-488
- HEARTLAND COMMUNICATIONS, INC.

Exchange 630-489
- SOURCE ONE WIRELESS

Exchange 630-490
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-491
- SOURCE ONE WIRELESS

Exchange 630-492
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-493
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-494
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-495
LOMBARD - AMERITECH ILLINOIS

Exchange 630-496
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-497
ELGIN - AMERITECH ILLINOIS

Exchange 630-498
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.

Exchange 630-499
AURORA - AMERITECH ILLINOIS

Exchange 630-500
-

Exchange 630-501
- COMCAST PHONE OF ILLINOIS, LLC - IL

Exchange 630-502
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-503
Rolling Meadows - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-504
Rolling Meadows - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-505
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-506
- SOURCE ONE WIRELESS

Exchange 630-507
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-508
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-509
Oak Brook - AT&T LOCAL

Exchange 630-510
WHEATON - AMERITECH ILLINOIS

Exchange 630-511
-

Exchange 630-512
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-513
GENEVA - AMERITECH ILLINOIS

Exchange 630-514
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-515
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-516
ELMHURST - AMERITECH ILLINOIS

Exchange 630-517
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-518
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL

Exchange 630-519
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-520
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-521
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-522
- ALLEGIANCE TELECOM, INC. - IL

Exchange 630-523
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-524
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-525
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-526
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-527
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-528
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-529
ROSELLE - AMERITECH ILLINOIS

Exchange 630-530
ELMHURST - AMERITECH ILLINOIS

Exchange 630-531
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-532
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-533
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-534
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-535
La Grange - BEEPERMART, INC.

Exchange 630-536
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-537
- SOURCE ONE WIRELESS

Exchange 630-538
- SOURCE ONE WIRELESS

Exchange 630-539
ROSELLE - AMERITECH ILLINOIS

Exchange 630-540
BARTLETT - AMERITECH ILLINOIS

Exchange 630-541
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-542
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-543
LOMBARD - AMERITECH ILLINOIS

Exchange 630-544
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-545
GLEN ELLYN - AMERITECH ILLINOIS

Exchange 630-546
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-547
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-548
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-549
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-550
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-551
Oswego - AMERITECH ILLINOIS

Exchange 630-552
PLANO - AMERITECH ILLINOIS

Exchange 630-553
YORKVILLE - AMERITECH ILLINOIS

Exchange 630-554
Oswego - AMERITECH ILLINOIS

Exchange 630-555
Hoffman Estates - AMERITECH ILLINOIS

Exchange 630-556
BIG ROCK - AMERITECH ILLINOIS

Exchange 630-557
KANEVILLE - AMERITECH ILLINOIS

Exchange 630-558
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-559
- ALLEGIANCE TELECOM, INC. - IL

Exchange 630-560
Chicago - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-561
- AT&T WIRELESS SERVICES, INC.

Exchange 630-562
WEST CHICAGO - AMERITECH ILLINOIS

Exchange 630-563
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-564
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-565
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-566
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-567
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-568
Oak Brook - AT&T LOCAL

Exchange 630-569
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-570
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-571
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-572
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-573
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-574
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-575
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-576
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-577
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-578
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-579
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-580
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-581
Oak Brook - AT&T LOCAL

Exchange 630-582
ROSELLE - AMERITECH ILLINOIS

Exchange 630-583
Westchester - METROCALL

Exchange 630-584
GENEVA - AMERITECH ILLINOIS

Exchange 630-585
AURORA - AMERITECH ILLINOIS

Exchange 630-586
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-587
GENEVA - AMERITECH ILLINOIS

Exchange 630-588
WHEATON - AMERITECH ILLINOIS

Exchange 630-589
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL

Exchange 630-590
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-591
Chicago - AMERITECH ILLINOIS

Exchange 630-592
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-593
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-594
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-595
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-596
Chicago - ALLEGIANCE TELECOM, INC. - IL

Exchange 630-597
Chicago - ALLEGIANCE TELECOM, INC. - IL

Exchange 630-598
Chicago - ALLEGIANCE TELECOM, INC. - IL

Exchange 630-599
Chicago - ALLEGIANCE TELECOM, INC. - IL

Exchange 630-600
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-601
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-602
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-603
ROSELLE - AMERITECH ILLINOIS

Exchange 630-604
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-605
- AT&T WIRELESS SERVICES, INC.

Exchange 630-606
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-607
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL

Exchange 630-608
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-609
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-610
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-611
-

Exchange 630-612
ROSELLE - AMERITECH ILLINOIS

Exchange 630-613
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-614
Chicago - GLOBALCOM, INC.-IL

Exchange 630-615
Chicago - GLOBALCOM, INC.-IL

Exchange 630-616
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-617
ELMHURST - AMERITECH ILLINOIS

Exchange 630-618
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-619
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-620
LOMBARD - AMERITECH ILLINOIS

Exchange 630-621
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-622
Chicago - ALLEGIANCE TELECOM, INC. - IL

Exchange 630-623
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-624
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-625
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-626
Chicago - GLOBAL CROSSING LOCAL SERVICES, INC.-IL

Exchange 630-627
LOMBARD - AMERITECH ILLINOIS

Exchange 630-628
LOMBARD - AMERITECH ILLINOIS

Exchange 630-629
LOMBARD - AMERITECH ILLINOIS

Exchange 630-630
Chicago -

Exchange 630-631
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-632
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-633
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-634
Oak Brook - AT&T LOCAL

Exchange 630-635
Rolling Meadows - AT&T LOCAL

Exchange 630-636
Chicago - GLOBALCOM, INC.-IL

Exchange 630-637
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-638
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-639
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-640
- AT&T WIRELESS SERVICES, INC.

Exchange 630-641
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-642
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-643
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-644
Elk Grove Village - INTERMEDIA COMMUNICATIONS INC. - IL

Exchange 630-645
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-646
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-647
Bensenville - INTERMEDIA COMMUNICATIONS INC. - IL

Exchange 630-648
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-649
- AMERITECH ILLINOIS

Exchange 630-650
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-651
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-652
LOMBARD - AMERITECH ILLINOIS

Exchange 630-653
WHEATON - AMERITECH ILLINOIS

Exchange 630-654
HINSDALE - AMERITECH ILLINOIS

Exchange 630-655
HINSDALE - AMERITECH ILLINOIS

Exchange 630-656
Elk Grove Village - INTERMEDIA COMMUNICATIONS INC. - IL

Exchange 630-657
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.

Exchange 630-658
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-659
Wood Dale - XO ILLINOIS, INC.

Exchange 630-660
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-661
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-662
LA GRANGE - AMERITECH ILLINOIS

Exchange 630-663
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-664
Lombard - UNITED STATES CELLULAR CORP.

Exchange 630-665
WHEATON - AMERITECH ILLINOIS

Exchange 630-666
Arlington Heights -

Exchange 630-667
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-668
WHEATON - AMERITECH ILLINOIS

Exchange 630-669
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-670
Chicago - T-MOBILE USA, INC.

Exchange 630-671
ROSELLE - AMERITECH ILLINOIS

Exchange 630-672
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL

Exchange 630-673
Lombard - UNITED STATES CELLULAR CORP.

Exchange 630-674
Lombard - UNITED STATES CELLULAR CORP.

Exchange 630-675
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-676
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-677
Chicago - T-MOBILE USA, INC.

Exchange 630-678
LOMBARD - AMERITECH ILLINOIS

Exchange 630-679
BOLINGBROOK - AMERITECH ILLINOIS

Exchange 630-680
BURR RIDGE - AMERITECH MOBILE SERVICES, INC.

Exchange 630-681
WHEATON - AMERITECH ILLINOIS

Exchange 630-682
WHEATON - AMERITECH ILLINOIS

Exchange 630-683
Westchester - METROCALL

Exchange 630-684
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-685
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-686
Northbrook - GLOBAL CROSSING LOCAL SERVICES, INC.-IL

Exchange 630-687
- AT&T WIRELESS SERVICES, INC.

Exchange 630-688
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-689
Chicago - GLOBAL CROSSING LOCAL SERVICES, INC.-IL

Exchange 630-690
WHEATON - AMERITECH ILLINOIS

Exchange 630-691
LOMBARD - AMERITECH ILLINOIS

Exchange 630-692
AURORA - AMERITECH ILLINOIS

Exchange 630-693
LOMBARD - AMERITECH ILLINOIS

Exchange 630-694
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-695
BURR RIDGE - AMERITECH MOBILE SERVICES, INC.

Exchange 630-696
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-697
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-698
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-699
Chicago - AT&T WIRELESS SERVICES, INC.

Exchange 630-700
-

Exchange 630-701
Chicago - T-MOBILE USA, INC.

Exchange 630-702
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-703
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-704
BURR RIDGE - AMERITECH MOBILE SERVICES, INC.

Exchange 630-705
LOMBARD - AMERITECH ILLINOIS

Exchange 630-706
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-707
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-708
Chicago -

Exchange 630-709
Lombard - UNITED STATES CELLULAR CORP.

Exchange 630-710
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-711
-

Exchange 630-712
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-713
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-714
BURR RIDGE - AMERITECH MOBILE SERVICES, INC.

Exchange 630-715
Schaumburg - AT&T WIRELESS SERVICES, INC.

Exchange 630-716
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-717
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-718
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-719
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-720
Westchester - METROCALL

Exchange 630-721
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-722
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-723
Wood Dale - XO ILLINOIS, INC.

Exchange 630-724
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-725
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-726
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-727
BURR RIDGE - AMERITECH MOBILE SERVICES, INC.

Exchange 630-728
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-729
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-730
- AT&T WIRELESS SERVICES, INC.

Exchange 630-731
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.

Exchange 630-732
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-733
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-734
HINSDALE - AMERITECH ILLINOIS

Exchange 630-735
Wood Dale - XO ILLINOIS, INC.

Exchange 630-736
BARTLETT - AMERITECH ILLINOIS

Exchange 630-737
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-738
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-739
LEMONT - AMERITECH ILLINOIS

Exchange 630-740
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-741
Wood Dale - XO ILLINOIS, INC.

Exchange 630-742
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-743
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-744
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-745
Lombard - UNITED STATES CELLULAR CORP.

Exchange 630-746
Chicago - HEARTLAND COMMUNICATIONS, INC.

Exchange 630-747
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-748
Chicago - GLOBAL CROSSING LOCAL SERVICES, INC.-IL

Exchange 630-749
Chicago - GLOBAL CROSSING LOCAL SERVICES, INC.-IL

Exchange 630-750
- AT&T WIRELESS SERVICES, INC.

Exchange 630-751
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-752
WHEATON - AMERITECH ILLINOIS

Exchange 630-753
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-754
Wood Dale - XO ILLINOIS, INC.

Exchange 630-755
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-756
Chicago - GLOBAL CROSSING LOCAL SERVICES, INC.-IL

Exchange 630-757
Chicago - GLOBAL CROSSING LOCAL SERVICES, INC.-IL

Exchange 630-758
ELMHURST - AMERITECH ILLINOIS

Exchange 630-759
BOLINGBROOK - AMERITECH ILLINOIS

Exchange 630-760
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-761
GENEVA - AMERITECH ILLINOIS

Exchange 630-762
GENEVA - AMERITECH ILLINOIS

Exchange 630-763
- HEARTLAND COMMUNICATIONS, INC.

Exchange 630-764
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-765
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-766
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-767
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-768
Buffalo Grove - NEXTEL COMMUNICATIONS

Exchange 630-769
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-770
Aurora -

Exchange 630-771
BOLINGBROOK - AMERITECH ILLINOIS

Exchange 630-772
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-773
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-774
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-775
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-776
Arlington Heights - SPRINT SPECTRUM L.P.

Exchange 630-777
Hickory Hills -

Exchange 630-778
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-779
West Chicago - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-780
- HEARTLAND COMMUNICATIONS, INC.

Exchange 630-781
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-782
ELMHURST - AMERITECH ILLINOIS

Exchange 630-783
LEMONT - AMERITECH ILLINOIS

Exchange 630-784
WHEATON - AMERITECH ILLINOIS

Exchange 630-785
Oak Brook - AT&T LOCAL

Exchange 630-786
Chicago - GLOBAL CROSSING LOCAL SERVICES, INC.-IL

Exchange 630-787
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-788
Chicago - T-MOBILE USA, INC.

Exchange 630-789
HINSDALE - AMERITECH ILLINOIS

Exchange 630-790
GLEN ELLYN - AMERITECH ILLINOIS

Exchange 630-791
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-792
LOMBARD - AMERITECH ILLINOIS

Exchange 630-793
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-794
HINSDALE - AMERITECH ILLINOIS

Exchange 630-795
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-796
Chicago - AMERITECH ILLINOIS

Exchange 630-797
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-798
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-799
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-800
Hickory Hills -

Exchange 630-801
AURORA - AMERITECH ILLINOIS

Exchange 630-802
Chicago - T-MOBILE USA, INC.

Exchange 630-803
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-804
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-805
- AT&T WIRELESS SERVICES, INC.

Exchange 630-806
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-807
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-808
Arlington Heights -

Exchange 630-809
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-810
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-811
-

Exchange 630-812
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-813
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-814
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-815
West Chicago -

Exchange 630-816
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-817
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-818
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-819
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-820
AURORA - AMERITECH ILLINOIS

Exchange 630-821
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-822
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-823
Bensenville - MCIMETRO, ATS, INC.

Exchange 630-824
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-825
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-826
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-827
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-828
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-829
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-830
BARTLETT - AMERITECH ILLINOIS

Exchange 630-831
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-832
ELMHURST - AMERITECH ILLINOIS

Exchange 630-833
ELMHURST - AMERITECH ILLINOIS

Exchange 630-834
ELMHURST - AMERITECH ILLINOIS

Exchange 630-835
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-836
WARRENVILLE - AMERITECH ILLINOIS

Exchange 630-837
BARTLETT - AMERITECH ILLINOIS

Exchange 630-838
Westchester - METROCALL

Exchange 630-839
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-840
BATAVIA - AMERITECH ILLINOIS

Exchange 630-841
- AT&T WIRELESS SERVICES, INC.

Exchange 630-842
- AT&T WIRELESS SERVICES, INC.

Exchange 630-843
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-844
AURORA - AMERITECH ILLINOIS

Exchange 630-845
GENEVA - AMERITECH ILLINOIS

Exchange 630-846
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-847
-

Exchange 630-848
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-849
Chicago - T-MOBILE USA, INC.

Exchange 630-850
HINSDALE - AMERITECH ILLINOIS

Exchange 630-851
AURORA - AMERITECH ILLINOIS

Exchange 630-852
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-853
- AT&T WIRELESS SERVICES, INC.

Exchange 630-854
Chicago - T-MOBILE USA, INC.

Exchange 630-855
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-856
HINSDALE - AMERITECH ILLINOIS

Exchange 630-857
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-858
GLEN ELLYN - AMERITECH ILLINOIS

Exchange 630-859
AURORA - AMERITECH ILLINOIS

Exchange 630-860
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-861
Elk Grove Village - INTERMEDIA COMMUNICATIONS INC. - IL

Exchange 630-862
AURORA - AMERITECH ILLINOIS

Exchange 630-863
Chicago - T-MOBILE USA, INC.

Exchange 630-864
Chicago - T-MOBILE USA, INC.

Exchange 630-865
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-866
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-867
- HEARTLAND COMMUNICATIONS, INC.

Exchange 630-868
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-869
- HEARTLAND COMMUNICATIONS, INC.

Exchange 630-870
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-871
WHEATON - AMERITECH ILLINOIS

Exchange 630-872
HOFFMAN ESTATES - AMERITECH ILLINOIS

Exchange 630-873
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-874
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL

Exchange 630-875
BENSENVILLE - AMERITECH ILLINOIS

Exchange 630-876
WEST CHICAGO - AMERITECH ILLINOIS

Exchange 630-877
West Chicago -

Exchange 630-878
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-879
GENEVA - AMERITECH ILLINOIS

Exchange 630-880
- AT&T WIRELESS SERVICES, INC.

Exchange 630-881
- AT&T WIRELESS SERVICES, INC.

Exchange 630-882
Oak Brook - AT&T LOCAL

Exchange 630-883
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-884
Wood Dale - XO ILLINOIS, INC.

Exchange 630-885
Chicago - T-MOBILE USA, INC.

Exchange 630-886
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-887
HINSDALE - AMERITECH ILLINOIS

Exchange 630-888
Chicago -

Exchange 630-889
LOMBARD - AMERITECH ILLINOIS

Exchange 630-890
Chicago - T-MOBILE USA, INC.

Exchange 630-891
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-892
AURORA - AMERITECH ILLINOIS

Exchange 630-893
ROSELLE - AMERITECH ILLINOIS

Exchange 630-894
ROSELLE - AMERITECH ILLINOIS

Exchange 630-895
Westchester - METROCALL

Exchange 630-896
AURORA - AMERITECH ILLINOIS

Exchange 630-897
AURORA - AMERITECH ILLINOIS

Exchange 630-898
AURORA - AMERITECH ILLINOIS

Exchange 630-899
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-900
-

Exchange 630-901
Lombard - UNITED STATES CELLULAR CORP.

Exchange 630-902
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-903
Arlington Heights - SPRINT SPECTRUM L.P.

Exchange 630-904
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-905
ROSELLE - AMERITECH ILLINOIS

Exchange 630-906
AURORA - AMERITECH ILLINOIS

Exchange 630-907
AURORA - AMERITECH ILLINOIS

Exchange 630-908
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-909
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-910
LEMONT - AMERITECH ILLINOIS

Exchange 630-911
-

Exchange 630-912
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-913
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-914
- GEOTEK COMMUNICATIONS, INC.

Exchange 630-915
Chicago - T-MOBILE USA, INC.

Exchange 630-916
LOMBARD - AMERITECH ILLINOIS

Exchange 630-917
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-918
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-919
Rolling Meadows - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-920
HINSDALE - AMERITECH ILLINOIS

Exchange 630-921
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-922
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-923
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-924
ROSELLE - AMERITECH ILLINOIS

Exchange 630-925
Wood Dale - XO ILLINOIS, INC.

Exchange 630-926
Aurora - SPRINT SPECTRUM L.P.

Exchange 630-927
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-928
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-929
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-930
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-931
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-932
LOMBARD - AMERITECH ILLINOIS

Exchange 630-933
WHEATON - AMERITECH ILLINOIS

Exchange 630-934
La Grange - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-935
Chicago - T-MOBILE USA, INC.

Exchange 630-936
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-937
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-938
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-939
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-940
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-941
ELMHURST - AMERITECH ILLINOIS

Exchange 630-942
GLEN ELLYN - AMERITECH ILLINOIS

Exchange 630-943
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO

Exchange 630-944
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-945
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL

Exchange 630-946
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-947
Wheeling - MPOWER COMMUNICATIONS CORP - IL

Exchange 630-948
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-949
Chicago - PAETEC COMMUNICATIONS, INC. - IL

Exchange 630-950
-

Exchange 630-951
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-952
Chicago - GLOBALCOM, INC.-IL

Exchange 630-953
LOMBARD - AMERITECH ILLINOIS

Exchange 630-954
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-955
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-956
ELMHURST - AMERITECH ILLINOIS

Exchange 630-957
Chicago - CIMCO COMMUNICATIONS, INC. - IL

Exchange 630-958
-

Exchange 630-959
-

Exchange 630-960
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-961
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-962
Chicago - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-963
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-964
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-965
Chicago - T-MOBILE USA, INC.

Exchange 630-966
AURORA - AMERITECH ILLINOIS

Exchange 630-967
Chicago - CIMCO COMMUNICATIONS, INC. - IL

Exchange 630-968
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-969
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-970
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-971
DOWNERS GROVE - AMERITECH ILLINOIS

Exchange 630-972
LEMONT - AMERITECH ILLINOIS

Exchange 630-973
Elmhurst - NEXTEL COMMUNICATIONS

Exchange 630-974
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-975
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-976
-

Exchange 630-977
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-978
AURORA - AMERITECH ILLINOIS

Exchange 630-979
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-980
ROSELLE - AMERITECH ILLINOIS

Exchange 630-981
Wood Dale - XO ILLINOIS, INC.

Exchange 630-982
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS

Exchange 630-983
NAPERVILLE - AMERITECH ILLINOIS

Exchange 630-984
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL

Exchange 630-985
LEMONT - AMERITECH ILLINOIS

Exchange 630-986
HINSDALE - AMERITECH ILLINOIS

Exchange 630-987
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-988
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-989
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-990
OAK BROOK - AMERITECH ILLINOIS

Exchange 630-991
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-992
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL

Exchange 630-993
ELMHURST - AMERITECH ILLINOIS

Exchange 630-994
Elk Grove Village - INTERMEDIA COMMUNICATIONS INC. - IL

Exchange 630-995
- AT&T WIRELESS SERVICES, INC.

Exchange 630-996
- HEARTLAND COMMUNICATIONS, INC.

Exchange 630-997
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL

Exchange 630-998
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL

Exchange 630-999
-