Information for Area Code: 248-xxx-xxxx - MI - MICHIGAN

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Information about Area Code 248

This is the area code for Oakland County, Michigan, a county that borders the city of Detroit. The 248 area code was split off from the 810 area code in 1997. More recently, area code 947 has been overlaid on its area.

Major communities serviced by 248 (or 947) include:


State of Michigan area codes: 231, 248, 269, 313, 517, 586, 616, 734, 810, 906, 947, 989
North: 810
West: 810 area code 248/947 East: 586
South: 313, 734



Exchanges for Area Code 248-xxx-xxxx:

Exchange 248-200
- TALK.COM HOLDING CORP.-MI

Exchange 248-202
Bloomfield Township - AT&T WIRELESS SERVICES, INC.

Exchange 248-203
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-204
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-205
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-207
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-208
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-209
Detroit - MCIMETRO, ATS, INC.

Exchange 248-210
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-211
-

Exchange 248-212
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-213
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-214
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-215
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-217
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-218
Detroit - MCIMETRO, ATS, INC.

Exchange 248-219
Bloomfield Township - AT&T WIRELESS SERVICES, INC.

Exchange 248-220
- TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-223
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-224
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-225
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-226
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-227
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-228
Detroit - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-229
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-230
Southfield - LEVEL 3 COMMUNICATIONS, LLC - MI

Exchange 248-231
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-232
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-233
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-235
Detroit - AMERITECH MOBILE SERVICES, INC.

Exchange 248-236
Oxford - AMERITECH MICHIGAN

Exchange 248-237
Plymouth - AT&T LOCAL

Exchange 248-239
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-240
Westland - NEXTEL COMMUNICATIONS

Exchange 248-241
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-242
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-243
Southfield - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-244
TROY - AMERITECH MICHIGAN

Exchange 248-245
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-246
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-247
TROY - AMERITECH MICHIGAN

Exchange 248-249
Westland - NEXTEL COMMUNICATIONS

Exchange 248-250
Westland - COMCAST TELECOMMUNICATIONS OF MICHIGAN LLC - MI

Exchange 248-252
Livonia - OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC

Exchange 248-253
Pontiac - AMERITECH MICHIGAN

Exchange 248-254
- TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-255
Westland - NEXTEL COMMUNICATIONS

Exchange 248-256
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-257
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-258
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-259
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-260
Detroit - MCIMETRO, ATS, INC.

Exchange 248-261
Southfield - METROCALL

Exchange 248-262
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-263
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-264
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-265
TROY - AMERITECH MICHIGAN

Exchange 248-267
TROY - AMERITECH MICHIGAN

Exchange 248-269
TROY - AMERITECH MICHIGAN

Exchange 248-270
Southfield - MCI WORLDCOM COMMUNICATIONS, INC. - MI

Exchange 248-271
Detroit - AMERITECH MOBILE SERVICES, INC.

Exchange 248-272
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-273
TROY - AMERITECH MICHIGAN

Exchange 248-274
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-275
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-276
PONTIAC - AMERITECH MICHIGAN

Exchange 248-277
Birmingham - AT&T LOCAL

Exchange 248-279
- AIRTOUCH PAGING - MICHIGAN

Exchange 248-280
TROY - AMERITECH MICHIGAN

Exchange 248-281
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-282
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-283
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-284
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-286
Southfield - TELNET WORLDWIDE, INC.

Exchange 248-287
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-288
TROY - AMERITECH MICHIGAN

Exchange 248-289
Westland - COMCAST TELECOMMUNICATIONS OF MICHIGAN LLC - MI

Exchange 248-290
Southfield - LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI

Exchange 248-291
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-292
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-293
TROY - AMERITECH MICHIGAN

Exchange 248-295
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-298
Southfield - LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI

Exchange 248-299
TROY - AMERITECH MICHIGAN

Exchange 248-300
Detroit - AMERITECH MOBILE SERVICES, INC.

Exchange 248-302
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-303
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-304
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-305
NORTHVILLE - AMERITECH MICHIGAN

Exchange 248-306
Southfield - LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI

Exchange 248-307
TROY - AMERITECH MICHIGAN

Exchange 248-310
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-311
-

Exchange 248-312
TROY - AMERITECH MICHIGAN

Exchange 248-313
Southfield - TALK.COM HOLDING CORP.-MI

Exchange 248-314
Detroit - AMERITECH MOBILE SERVICES, INC.

Exchange 248-315
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-316
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-317
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-318
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-319
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-320
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-321
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-322
Pontiac - AMERITECH MICHIGAN

Exchange 248-323
Detroit - AMERITECH MOBILE SERVICES, INC.

Exchange 248-324
FARMINGTON HILLS - AMERITECH MICHIGAN

Exchange 248-326
FLINT - PHONE MICHIGAN

Exchange 248-327
Plymouth - AT&T LOCAL

Exchange 248-328
HOLLY - AMERITECH MICHIGAN

Exchange 248-329
FLINT - PHONE MICHIGAN

Exchange 248-330
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-331
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-332
Pontiac - AMERITECH MICHIGAN

Exchange 248-333
Pontiac - AMERITECH MICHIGAN

Exchange 248-334
Pontiac - AMERITECH MICHIGAN

Exchange 248-335
Pontiac - AMERITECH MICHIGAN

Exchange 248-336
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-337
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-338
Pontiac - AMERITECH MICHIGAN

Exchange 248-339
PONTIAC - AMERITECH MICHIGAN

Exchange 248-340
PONTIAC - AMERITECH MICHIGAN

Exchange 248-341
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-342
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-343
Westland - NEXTEL COMMUNICATIONS

Exchange 248-344
NORTHVILLE - AMERITECH MICHIGAN

Exchange 248-345
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-346
Livonia - OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC

Exchange 248-347
NORTHVILLE - AMERITECH MICHIGAN

Exchange 248-348
NORTHVILLE - AMERITECH MICHIGAN

Exchange 248-349
NORTHVILLE - AMERITECH MICHIGAN

Exchange 248-350
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-351
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-352
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-353
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-354
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-355
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-356
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-357
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-358
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-359
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-360
COMMERCE - AMERITECH MICHIGAN

Exchange 248-361
Westland - NEXTEL COMMUNICATIONS

Exchange 248-362
TROY - AMERITECH MICHIGAN

Exchange 248-363
COMMERCE - AMERITECH MICHIGAN

Exchange 248-364
PONTIAC - AMERITECH MICHIGAN

Exchange 248-365
Southfield - MCI WORLDCOM COMMUNICATIONS, INC. - MI

Exchange 248-366
COMMERCE - AMERITECH MICHIGAN

Exchange 248-367
- AIRTOUCH PAGING - MICHIGAN

Exchange 248-368
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-369
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-370
PONTIAC - AMERITECH MICHIGAN

Exchange 248-371
PONTIAC - AMERITECH MICHIGAN

Exchange 248-372
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-373
PONTIAC - AMERITECH MICHIGAN

Exchange 248-374
NORTHVILLE - AMERITECH MICHIGAN

Exchange 248-375
PONTIAC - AMERITECH MICHIGAN

Exchange 248-376
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-377
PONTIAC - AMERITECH MICHIGAN

Exchange 248-379
Westland - NEXTEL COMMUNICATIONS

Exchange 248-380
NORTHVILLE - AMERITECH MICHIGAN

Exchange 248-381
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-382
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-383
Farmington Hills - PHONE MICHIGAN

Exchange 248-384
Farmington Hills - PHONE MICHIGAN

Exchange 248-386
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-387
Farmington Hills - PHONE MICHIGAN

Exchange 248-388
Westland - NEXTEL COMMUNICATIONS

Exchange 248-389
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-390
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-391
PONTIAC - AMERITECH MICHIGAN

Exchange 248-393
PONTIAC - AMERITECH MICHIGAN

Exchange 248-394
PONTIAC - AMERITECH MICHIGAN

Exchange 248-395
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-396
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-397
Detroit - MCIMETRO, ATS, INC.

Exchange 248-398
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-399
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-400
- AIRTOUCH PAGING - MICHIGAN

Exchange 248-401
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-402
Farmington Hills - PHONE MICHIGAN

Exchange 248-404
TROY - AMERITECH MICHIGAN

Exchange 248-405
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-406
Farmington Hills - PHONE MICHIGAN

Exchange 248-407
- AIRTOUCH PAGING - MICHIGAN

Exchange 248-408
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-409
Farmington Hills - PHONE MICHIGAN

Exchange 248-410
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-411
-

Exchange 248-412
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-413
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-414
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-415
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-416
-

Exchange 248-417
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-418
Southfield - LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI

Exchange 248-419
Southfield - LEVEL 3 COMMUNICATIONS, LLC - MI

Exchange 248-420
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-421
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-422
FLINT - PHONE MICHIGAN

Exchange 248-423
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-424
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-425
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-426
FARMINGTON - AMERITECH MICHIGAN

Exchange 248-427
FARMINGTON - AMERITECH MICHIGAN

Exchange 248-428
Farmington Hills - PHONE MICHIGAN

Exchange 248-429
Farmington Hills - PHONE MICHIGAN

Exchange 248-430
Southfield - MCI WORLDCOM COMMUNICATIONS, INC. - MI

Exchange 248-431
Westland - NEXTEL COMMUNICATIONS

Exchange 248-432
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-433
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-434
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-435
TROY - AMERITECH MICHIGAN

Exchange 248-436
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-437
SOUTH LYON - AMERITECH MICHIGAN

Exchange 248-438
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-439
-

Exchange 248-440
Southfield - LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI

Exchange 248-441
- AIRTOUCH PAGING - MICHIGAN

Exchange 248-442
FARMINGTON - AMERITECH MICHIGAN

Exchange 248-443
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-444
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-445
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-446
SOUTH LYON - AMERITECH MICHIGAN

Exchange 248-447
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-448
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-449
NORTHVILLE - AMERITECH MICHIGAN

Exchange 248-451
PONTIAC - AMERITECH MICHIGAN

Exchange 248-452
PONTIAC - AMERITECH MICHIGAN

Exchange 248-453
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-454
PONTIAC - AMERITECH MICHIGAN

Exchange 248-455
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-456
PONTIAC - AMERITECH MICHIGAN

Exchange 248-457
TROY - AMERITECH MICHIGAN

Exchange 248-458
TROY - AMERITECH MICHIGAN

Exchange 248-459
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-460
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-461
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-462
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-463
TROY - AMERITECH MICHIGAN

Exchange 248-464
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-465
NORTHVILLE - AMERITECH MICHIGAN

Exchange 248-467
Westland - NEXTEL COMMUNICATIONS

Exchange 248-468
Southfield - LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI

Exchange 248-469
SOUTHFIELD -

Exchange 248-470
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-471
FARMINGTON - AMERITECH MICHIGAN

Exchange 248-473
FARMINGTON - AMERITECH MICHIGAN

Exchange 248-474
FARMINGTON - AMERITECH MICHIGAN

Exchange 248-475
PONTIAC - AMERITECH MICHIGAN

Exchange 248-476
FARMINGTON - AMERITECH MICHIGAN

Exchange 248-477
FARMINGTON - AMERITECH MICHIGAN

Exchange 248-478
FARMINGTON - AMERITECH MICHIGAN

Exchange 248-479
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-481
Westland - COMCAST TELECOMMUNICATIONS OF MICHIGAN LLC - MI

Exchange 248-482
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-483
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-484
Southfield - TELNET WORLDWIDE, INC.

Exchange 248-485
Southfield - TELNET WORLDWIDE, INC.

Exchange 248-486
SOUTH LYON - AMERITECH MICHIGAN

Exchange 248-487
Southfield - LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI

Exchange 248-488
FARMINGTON HILLS - AMERITECH MICHIGAN

Exchange 248-489
FARMINGTON HILLS - AMERITECH MICHIGAN

Exchange 248-490
-

Exchange 248-491
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-492
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-493
Southfield - TELNET WORLDWIDE, INC.

Exchange 248-494
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-495
Livonia - OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC

Exchange 248-496
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-497
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-498
Southfield - TELNET WORLDWIDE, INC.

Exchange 248-499
Troy -

Exchange 248-501
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-502
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-503
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-504
Southfield - LEVEL 3 COMMUNICATIONS, LLC - MI

Exchange 248-505
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-506
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-507
Plymouth - AT&T LOCAL

Exchange 248-508
Detroit - MCI WORLDCOM COMMUNICATIONS, INC. - MI

Exchange 248-510
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-511
-

Exchange 248-512
AUBURN HILLS - AMERITECH MICHIGAN

Exchange 248-514
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-515
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-519
Farmington Hills - PHONE MICHIGAN

Exchange 248-520
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-521
Westland - NEXTEL COMMUNICATIONS

Exchange 248-522
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-523
- AIRTOUCH PAGING - MICHIGAN

Exchange 248-524
TROY - AMERITECH MICHIGAN

Exchange 248-526
TROY - AMERITECH MICHIGAN

Exchange 248-527
Detroit - AMERITECH MOBILE SERVICES, INC.

Exchange 248-528
TROY - AMERITECH MICHIGAN

Exchange 248-529
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-530
Farmington Hills - PHONE MICHIGAN

Exchange 248-531
FLINT - PHONE MICHIGAN

Exchange 248-534
Southfield - LEVEL 3 COMMUNICATIONS, LLC - MI

Exchange 248-535
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-536
Farmington Hills - PHONE MICHIGAN

Exchange 248-537
Farmington Hills - PHONE MICHIGAN

Exchange 248-538
WEST BLOOMFIELD - AMERITECH MICHIGAN

Exchange 248-539
WEST BLOOMFIELD - AMERITECH MICHIGAN

Exchange 248-540
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-541
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-542
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-543
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-544
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-545
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-546
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-547
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-548
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-549
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-550
Southfield - METROCALL

Exchange 248-551
TROY - AMERITECH MICHIGAN

Exchange 248-552
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-553
FARMINGTON HILLS - AMERITECH MICHIGAN

Exchange 248-554
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-555
Pontiac - AMERITECH MICHIGAN

Exchange 248-556
Royal Oak - TALK.COM HOLDING CORP.-MI

Exchange 248-557
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-559
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-560
Farmington Hills - PHONE MICHIGAN

Exchange 248-561
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-562
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-563
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-564
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-565
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-566
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-567
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-568
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-569
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-570
Detroit - AMERITECH MOBILE SERVICES, INC.

Exchange 248-572
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-573
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-575
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-576
AUBURN HILLS - AMERITECH MICHIGAN

Exchange 248-577
TROY - AMERITECH MICHIGAN

Exchange 248-578
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-579
Southfield - LEVEL 3 COMMUNICATIONS, LLC - MI

Exchange 248-580
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-581
Southfield - MCI WORLDCOM COMMUNICATIONS, INC. - MI

Exchange 248-582
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-583
TROY - AMERITECH MICHIGAN

Exchange 248-584
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-585
TROY - AMERITECH MICHIGAN

Exchange 248-586
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-587
Farmington Hills - PHONE MICHIGAN

Exchange 248-588
TROY - AMERITECH MICHIGAN

Exchange 248-589
TROY - AMERITECH MICHIGAN

Exchange 248-591
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-592
FARMINGTON HILLS - AMERITECH MICHIGAN

Exchange 248-593
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-594
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-595
Southfield -

Exchange 248-596
NORTHVILLE - AMERITECH MICHIGAN

Exchange 248-597
TROY - AMERITECH MICHIGAN

Exchange 248-598
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-599
-

Exchange 248-601
ROCHESTE - AMERITECH MICHIGAN

Exchange 248-603
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-604
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-605
Southfield - CAT COMMUNICATIONS INTERNATIONAL, INC. - MI

Exchange 248-606
TROY - AMERITECH MICHIGAN

Exchange 248-608
ROCHESTE - AMERITECH MICHIGAN

Exchange 248-609
Southfield - LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI

Exchange 248-610
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-611
-

Exchange 248-612
- AIRTOUCH PAGING - MICHIGAN

Exchange 248-613
Bloomfield Township - AT&T WIRELESS SERVICES, INC.

Exchange 248-614
TROY - AMERITECH MICHIGAN

Exchange 248-615
FARMINGTON - AMERITECH MICHIGAN

Exchange 248-616
TROY - AMERITECH MICHIGAN

Exchange 248-618
WATERFORD - AMERITECH MICHIGAN

Exchange 248-619
TROY - AMERITECH MICHIGAN

Exchange 248-620
CLARKSTON - AMERITECH MICHIGAN

Exchange 248-622
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-623
CLARKSTON - AMERITECH MICHIGAN

Exchange 248-624
WALLED LAKE - AMERITECH MICHIGAN

Exchange 248-625
CLARKSTON - AMERITECH MICHIGAN

Exchange 248-626
WEST BLOOMFIELD - AMERITECH MICHIGAN

Exchange 248-627
ORTONVILLE - VERIZON NORTH INC.-MI

Exchange 248-628
Oxford - AMERITECH MICHIGAN

Exchange 248-629
Plymouth - AT&T LOCAL

Exchange 248-630
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-631
Birmingham - AT&T LOCAL

Exchange 248-632
Westland - NEXTEL COMMUNICATIONS

Exchange 248-633
Southfield - LOCAL EXCHANGE CARRIERS OF MICHIGAN, INC.-MI

Exchange 248-634
Holly - AMERITECH MICHIGAN

Exchange 248-635
Livonia - OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC

Exchange 248-636
Southfield - LEVEL 3 COMMUNICATIONS, LLC - MI

Exchange 248-637
TROY - AMERITECH MICHIGAN

Exchange 248-640
Westland - NEXTEL COMMUNICATIONS

Exchange 248-641
TROY - AMERITECH MICHIGAN

Exchange 248-642
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-643
TROY - AMERITECH MICHIGAN

Exchange 248-644
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-645
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-646
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-647
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-648
Birmingham - AT&T LOCAL

Exchange 248-649
TROY - AMERITECH MICHIGAN

Exchange 248-650
ROCHESTE - AMERITECH MICHIGAN

Exchange 248-651
ROCHESTE - AMERITECH MICHIGAN

Exchange 248-652
ROCHESTE - AMERITECH MICHIGAN

Exchange 248-654
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-655
TROY - AMERITECH MICHIGAN

Exchange 248-656
ROCHESTE - AMERITECH MICHIGAN

Exchange 248-658
Farmington Hills - PHONE MICHIGAN

Exchange 248-659
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-660
Farmington Hills - PHONE MICHIGAN

Exchange 248-661
FARMINGTON HILLS - AMERITECH MICHIGAN

Exchange 248-662
Farmington Hills - PHONE MICHIGAN

Exchange 248-663
Farmington Hills - PHONE MICHIGAN

Exchange 248-664
FLINT - PHONE MICHIGAN

Exchange 248-665
Farmington Hills - PHONE MICHIGAN

Exchange 248-666
COMMERCE - AMERITECH MICHIGAN

Exchange 248-667
FLINT - PHONE MICHIGAN

Exchange 248-668
WALLED LAKE - AMERITECH MICHIGAN

Exchange 248-669
WALLED LAKE - AMERITECH MICHIGAN

Exchange 248-670
Westland - NEXTEL COMMUNICATIONS

Exchange 248-671
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-672
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-673
WATERFORD - AMERITECH MICHIGAN

Exchange 248-674
WATERFORD - AMERITECH MICHIGAN

Exchange 248-675
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-676
Milford - VERIZON NORTH INC.-MI

Exchange 248-677
Detroit - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-678
FLINT - PHONE MICHIGAN

Exchange 248-679
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-680
TROY - AMERITECH MICHIGAN

Exchange 248-681
PONTIAC - AMERITECH MICHIGAN

Exchange 248-682
PONTIAC - AMERITECH MICHIGAN

Exchange 248-683
PONTIAC - AMERITECH MICHIGAN

Exchange 248-684
Milford - VERIZON NORTH INC.-MI

Exchange 248-685
Milford - VERIZON NORTH INC.-MI

Exchange 248-686
FLINT - PHONE MICHIGAN

Exchange 248-687
Detroit - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-688
Plymouth - AT&T LOCAL

Exchange 248-689
TROY - AMERITECH MICHIGAN

Exchange 248-690
Farmington Hills - PHONE MICHIGAN

Exchange 248-691
ROYAL OAK - AMERITECH MICHIGAN

Exchange 248-692
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-693
- AMERITECH MICHIGAN

Exchange 248-694
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-695
Pontiac - MICHTEL, INC.

Exchange 248-696
TROY - AMERITECH MICHIGAN

Exchange 248-697
Detroit - MCIMETRO, ATS, INC.

Exchange 248-698
COMMERCE - AMERITECH MICHIGAN

Exchange 248-699
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-700
-

Exchange 248-701
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-702
Southfield - MCI WORLDCOM COMMUNICATIONS, INC. - MI

Exchange 248-703
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-705
Bloomfield Township - AT&T WIRELESS SERVICES, INC.

Exchange 248-706
PONTIAC - AMERITECH MICHIGAN

Exchange 248-707
Livonia - OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC

Exchange 248-708
Southfield - TELNET WORLDWIDE, INC.

Exchange 248-709
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-711
-

Exchange 248-712
Detroit - MCIMETRO, ATS, INC.

Exchange 248-713
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-714
SOUTHFIELD -

Exchange 248-715
Southfield - TELNET WORLDWIDE, INC.

Exchange 248-719
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-720
Southfield - LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI

Exchange 248-721
Southfield - LEVEL 3 COMMUNICATIONS, LLC - MI

Exchange 248-722
Livonia - OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC

Exchange 248-723
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-724
Southfield - LOCAL EXCHANGE CARRIERS OF MICHIGAN, INC.-MI

Exchange 248-725
- AIRTOUCH PAGING - MICHIGAN

Exchange 248-726
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-727
Detroit - MCIMETRO, ATS, INC.

Exchange 248-728
Detroit - MCIMETRO, ATS, INC.

Exchange 248-729
Southfield - MCI WORLDCOM COMMUNICATIONS, INC. - MI

Exchange 248-730
Livonia - OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC

Exchange 248-731
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-732
Detroit - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-733
TROY - AMERITECH MICHIGAN

Exchange 248-735
NORTHVILLE - AMERITECH MICHIGAN

Exchange 248-736
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-737
WEST BLOOMFIELD - AMERITECH MICHIGAN

Exchange 248-738
PONTIAC - AMERITECH MICHIGAN

Exchange 248-739
Livonia - OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC

Exchange 248-740
TROY - AMERITECH MICHIGAN

Exchange 248-741
Southfield - TELNET WORLDWIDE, INC.

Exchange 248-742
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-743
TROY - AMERITECH MICHIGAN

Exchange 248-744
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-745
Pontiac - AMERITECH MICHIGAN

Exchange 248-746
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-747
Plymouth - AT&T LOCAL

Exchange 248-748
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-750
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-751
Southfield - TELNET WORLDWIDE, INC.

Exchange 248-752
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-753
PONTIAC - AMERITECH MICHIGAN

Exchange 248-754
PONTIAC - AMERITECH MICHIGAN

Exchange 248-755
Westland - NEXTEL COMMUNICATIONS

Exchange 248-756
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-757
Westland - COMCAST TELECOMMUNICATIONS OF MICHIGAN LLC - MI

Exchange 248-758
PONTIAC - AMERITECH MICHIGAN

Exchange 248-760
Bloomfield Township - AT&T WIRELESS SERVICES, INC.

Exchange 248-761
Bloomfield Township - AT&T WIRELESS SERVICES, INC.

Exchange 248-762
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-763
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-764
Detroit - MCIMETRO, ATS, INC.

Exchange 248-765
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-766
Bloomfield Township - AT&T WIRELESS SERVICES, INC.

Exchange 248-767
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-769
Southfield - TELNET WORLDWIDE, INC.

Exchange 248-770
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-771
Pontiac - MICHTEL, INC.

Exchange 248-772
Pontiac - MICHTEL, INC.

Exchange 248-773
- TALK.COM HOLDING CORP.-MI

Exchange 248-774
Pontiac - MICHTEL, INC.

Exchange 248-776
Pontiac - MICHTEL, INC.

Exchange 248-777
DETROIT - AMERITECH MICHIGAN

Exchange 248-778
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-779
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-782
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-783
SOUTHFIELD - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-784
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-785
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-786
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-787
Livonia - OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC

Exchange 248-788
FARMINGTON HILLS - AMERITECH MICHIGAN

Exchange 248-789
Westland - NEXTEL COMMUNICATIONS

Exchange 248-790
Livonia - OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC

Exchange 248-792
Westland - COMCAST TELECOMMUNICATIONS OF MICHIGAN LLC - MI

Exchange 248-793
Southfield - ACD TELECOM, INC. - MI

Exchange 248-794
Southfield - NEUTRAL TANDEM-MICHIGAN, LLC - MI

Exchange 248-796
Southfield - LEVEL 3 COMMUNICATIONS, LLC - MI

Exchange 248-797
Bloomfield Township - AT&T WIRELESS SERVICES, INC.

Exchange 248-798
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-799
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-802
Livonia - OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC

Exchange 248-804
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-806
Detroit - AMERITECH MOBILE SERVICES, INC.

Exchange 248-807
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-808
Bloomfield Township - AT&T WIRELESS SERVICES, INC.

Exchange 248-809
Westland - COMCAST TELECOMMUNICATIONS OF MICHIGAN LLC - MI

Exchange 248-811
-

Exchange 248-813
TROY - AMERITECH MICHIGAN

Exchange 248-814
- AMERITECH MICHIGAN

Exchange 248-815
Detroit - AMERITECH MOBILE SERVICES, INC.

Exchange 248-816
TROY - AMERITECH MICHIGAN

Exchange 248-818
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-819
Livonia - OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC

Exchange 248-820
- TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-821
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-822
TROY - AMERITECH MICHIGAN

Exchange 248-823
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-824
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-827
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-828
TROY - AMERITECH MICHIGAN

Exchange 248-829
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-830
Westland - NEXTEL COMMUNICATIONS

Exchange 248-833
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-834
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-835
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-836
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-837
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-838
AUBURN HILLS - AMERITECH MICHIGAN

Exchange 248-840
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-841
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-842
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-844
TROY - AMERITECH MICHIGAN

Exchange 248-845
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-846
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-848
FARMINGTON HILLS - AMERITECH MICHIGAN

Exchange 248-849
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-850
Detroit -

Exchange 248-851
WEST BLOOMFIELD - AMERITECH MICHIGAN

Exchange 248-852
TROY - AMERITECH MICHIGAN

Exchange 248-853
TROY - AMERITECH MICHIGAN

Exchange 248-854
Livonia - OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC

Exchange 248-855
WEST BLOOMFIELD - AMERITECH MICHIGAN

Exchange 248-856
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-857
PONTIAC - AMERITECH MICHIGAN

Exchange 248-858
PONTIAC - AMERITECH MICHIGAN

Exchange 248-860
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-862
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-863
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-864
Southfield - ADELPHIA BUSINESS SOLUTIONS OF MICHIGAN, INC.

Exchange 248-865
WEST BLOOMFIELD - AMERITECH MICHIGAN

Exchange 248-866
Westland - NEXTEL COMMUNICATIONS

Exchange 248-867
Westland - NEXTEL COMMUNICATIONS

Exchange 248-868
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-869
Southfield - TELNET WORLDWIDE, INC.

Exchange 248-870
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-871
Farmington Hills - PHONE MICHIGAN

Exchange 248-872
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-873
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-874
PONTIAC - AMERITECH MICHIGAN

Exchange 248-875
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-876
Southfield - LEVEL 3 COMMUNICATIONS, LLC - MI

Exchange 248-877
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-879
TROY - AMERITECH MICHIGAN

Exchange 248-880
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-881
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-882
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-883
Bloomfield Township - GLOBAL CROSSING TELEMANAGEMENT, INC.-MI

Exchange 248-884
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-885
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-886
COMMERCE - AMERITECH MICHIGAN

Exchange 248-887
WHITE LAKE (OAKLAND) - VERIZON NORTH INC.-MI

Exchange 248-888
FARMINGTON - AMERITECH MICHIGAN

Exchange 248-889
WHITE LAKE (OAKLAND) - VERIZON NORTH INC.-MI

Exchange 248-890
Bloomfield Township - AT&T WIRELESS SERVICES, INC.

Exchange 248-891
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-892
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-893
SOUTHFIELD - XO MICHIGAN, INC.

Exchange 248-894
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-895
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-896
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-898
TROY - AMERITECH MICHIGAN

Exchange 248-899
- TELNET WORLDWIDE, INC.

Exchange 248-901
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-902
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-903
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-904
- TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-905
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-908
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-909
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-910
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-911
-

Exchange 248-912
Plymouth - TDS METROCOM INC. - MI

Exchange 248-913
- TELNET WORLDWIDE, INC.

Exchange 248-914
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-915
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-917
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-918
Southfield - LEVEL 3 COMMUNICATIONS, LLC - MI

Exchange 248-919
Plymouth - TDS METROCOM INC. - MI

Exchange 248-920
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-921
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-922
CLARKSTON - AMERITECH MICHIGAN

Exchange 248-924
Westland - COMCAST TELECOMMUNICATIONS OF MICHIGAN LLC - MI

Exchange 248-925
SOUTHFIELD - TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-926
WALLED LAKE - AMERITECH MICHIGAN

Exchange 248-927
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-928
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-929
Southfield - LEVEL 3 COMMUNICATIONS, LLC - MI

Exchange 248-930
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-931
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-932
WEST BLOOMFIELD - AMERITECH MICHIGAN

Exchange 248-933
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-935
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-936
Southfield - MCI WORLDCOM COMMUNICATIONS, INC. - MI

Exchange 248-937
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-939
Westland - NEXTEL COMMUNICATIONS

Exchange 248-941
WEST BLOOMFIELD - SPRINT COMMUNICATIONS COMPANY, L.P. - MI

Exchange 248-942
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-943
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-944
AUBURN HILLS - AMERITECH MICHIGAN

Exchange 248-945
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-946
WEST BLOOMFIELD - SPRINT COMMUNICATIONS COMPANY, L.P. - MI

Exchange 248-948
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-950
-

Exchange 248-951
ODDBALL CODES - AMERITECH MICHIGAN

Exchange 248-952
TROY - AMERITECH MICHIGAN

Exchange 248-953
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI

Exchange 248-955
FLINT - PHONE MICHIGAN

Exchange 248-956
FLINT - PHONE MICHIGAN

Exchange 248-957
Southfield - MCI WORLDCOM COMMUNICATIONS, INC. - MI

Exchange 248-958
-

Exchange 248-959
-

Exchange 248-960
WALLED LAKE - AMERITECH MICHIGAN

Exchange 248-961
Bloomfield Township - AT&T WIRELESS SERVICES, INC.

Exchange 248-962
FLINT - PHONE MICHIGAN

Exchange 248-964
TROY - AMERITECH MICHIGAN

Exchange 248-966
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-967
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-968
SOUTHFIELD - AMERITECH MICHIGAN

Exchange 248-969
Oxford - AMERITECH MICHIGAN

Exchange 248-970
Southfield - ARCH WIRELESS HOLDINGS, INC.

Exchange 248-971
Southfield - MCI WORLDCOM COMMUNICATIONS, INC. - MI

Exchange 248-972
PONTIAC - AMERITECH MICHIGAN

Exchange 248-973
Detroit - MCIMETRO, ATS, INC.

Exchange 248-974
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-975
PONTIAC - AMERITECH MICHIGAN

Exchange 248-976
-

Exchange 248-977
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-978
Pontiac - SPRINT COMMUNICATIONS COMPANY, L.P. - MI

Exchange 248-979
- TELEPORT COMMUNICATIONS GROUP AMERICA - MI

Exchange 248-980
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-981
Detroit - SPRINT SPECTRUM L.P.

Exchange 248-982
Livonia - OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC

Exchange 248-984
Pontiac - MICHTEL, INC.

Exchange 248-985
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-987
Plymouth - AT&T LOCAL

Exchange 248-988
BIRMINGHAM - AMERITECH MICHIGAN

Exchange 248-989
Southfield - ALLEGIANCE TELECOM OF MICHIGAN, INC.

Exchange 248-990
Bloomfield Township - AMERITECH MOBILE COMMUNICATIONS - LLC - MI

Exchange 248-991
Detroit - MCIMETRO, ATS, INC.

Exchange 248-992
- AIRTOUCH PAGING - MICHIGAN

Exchange 248-993
- INSTANT PAGE, INC.

Exchange 248-994
FARMINGTON HILLS - AMERITECH MICHIGAN

Exchange 248-995
- AIRTOUCH PAGING - MICHIGAN

Exchange 248-996
Southfield -

Exchange 248-997
Southfield - FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN

Exchange 248-998
- AIRTOUCH PAGING - MICHIGAN

Exchange 248-999
-