Central Office Codes
Exchange | Rate Center | State | Operating Company |
---|---|---|---|
248-350 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-351 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-352 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-353 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-354 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-355 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-356 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-357 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-358 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-359 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-360 | COMMERCE | MI | AMERITECH MICHIGAN |
248-361 | SOUTHFIELD | MI | NEXTEL COMMUNICATIONS, INC. |
248-362 | TROY | MI | AMERITECH MICHIGAN |
248-363 | COMMERCE | MI | AMERITECH MICHIGAN |
248-364 | PONTIAC | MI | AMERITECH MICHIGAN |
248-365 | PONTIAC | MI | MCI WORLDCOM COMMUNICATIONS, INC. - MI |
248-366 | COMMERCE | MI | AMERITECH MICHIGAN |
248-367 | ROYAL OAK | MI | AMERICAN MESSAGING (AM), INC. |
248-368 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-369 | HOLLY | MI | XO MICHIGAN, INC. |
248-370 | PONTIAC | MI | AMERITECH MICHIGAN |
248-371 | PONTIAC | MI | AMERITECH MICHIGAN |
248-372 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-373 | PONTIAC | MI | AMERITECH MICHIGAN |
248-374 | NORTHVILLE | MI | AMERITECH MICHIGAN |
248-375 | ROCHESTER | MI | AMERITECH MICHIGAN |
248-376 | ROYAL OAK | MI | NEW CINGULAR WIRELESS PCS, LLC - IL |
248-377 | PONTIAC | MI | AMERITECH MICHIGAN |
248-379 | TROY | MI | NEXTEL COMMUNICATIONS, INC. |
248-380 | NORTHVILLE | MI | AMERITECH MICHIGAN |
248-381 | FARMINGTON | MI | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI |
248-382 | HOLLY | MI | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI |
248-383 | DRAYTON PL | MI | PHONE MICHIGAN |
248-384 | CLARKSTON | MI | PHONE MICHIGAN |
248-386 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-387 | COMMERCE | MI | PHONE MICHIGAN |
248-388 | SOUTHFIELD | MI | NEXTEL COMMUNICATIONS, INC. |
248-389 | ROYAL OAK | MI | ARCH WIRELESS HOLDINGS, INC. |
248-390 | PONTIAC | MI | SPRINT SPECTRUM L.P. |
248-391 | PONTIAC | MI | AMERITECH MICHIGAN |
248-393 | PONTIAC | MI | AMERITECH MICHIGAN |
248-394 | CLARKSTON | MI | AMERITECH MICHIGAN |
248-395 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-396 | PONTIAC | MI | SPRINT SPECTRUM L.P. |
248-397 | ROYAL OAK | MI | MCIMETRO, ATS, INC. |
248-398 | ROYAL OAK | MI | AMERITECH MICHIGAN |
248-399 | ROYAL OAK | MI | AMERITECH MICHIGAN |
248-400 | SOUTHFIELD | MI | AMERICAN MESSAGING (AM), INC. |
248-401 | ROYAL OAK | MI | ARCH WIRELESS HOLDINGS, INC. |
248-402 | ROCHESTER | MI | PHONE MICHIGAN |
248-404 | TROY | MI | AMERITECH MICHIGAN |
248-405 | ROYAL OAK | MI | ARCH WIRELESS HOLDINGS, INC. |
248-406 | W BLOOMFLD | MI | PHONE MICHIGAN |
248-407 | AUBURN HTS | MI | AMERICAN MESSAGING (AM), INC. |
248-408 | PONTIAC | MI | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
248-409 | PONTIAC | MI | PHONE MICHIGAN |
248-410 | PONTIAC | MI | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
248-411 | MI | ||
248-412 | NORTHVILLE | MI | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI |
248-413 | ROCHESTER | MI | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI |
248-414 | ROYAL OAK | MI | AMERITECH MICHIGAN |
248-415 | SOUTHFIELD | MI | XO MICHIGAN, INC. |
248-416 | SOUTHFIELD | MI | ZENK GROUP LTD. DBA PLANET ACCESS - MI |
248-417 | SOUTHFIELD | MI | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
248-418 | PONTIAC | MI | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI |
248-419 | W BLOOMFLD | MI | LEVEL 3 COMMUNICATIONS, LLC - MI |
248-420 | PONTIAC | MI | NEW CINGULAR WIRELESS PCS, LLC - IL |
248-421 | PONTIAC | MI | NEW CINGULAR WIRELESS PCS, LLC - IL |
248-422 | TROY | MI | PHONE MICHIGAN |
248-423 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-424 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-425 | PONTIAC | MI | NEW CINGULAR WIRELESS PCS, LLC - IL |
248-426 | FARMINGTON | MI | AMERITECH MICHIGAN |
248-427 | FARMINGTON | MI | AMERITECH MICHIGAN |
248-428 | MILFDWH LK | MI | PHONE MICHIGAN |
248-429 | OXFORD | MI | PHONE MICHIGAN |
248-430 | BIRMINGHAM | MI | MCI WORLDCOM COMMUNICATIONS, INC. - MI |
248-431 | PONTIAC | MI | NEXTEL COMMUNICATIONS, INC. |
248-432 | W BLOOMFLD | MI | BROADWING COMMUNICATIONS, LLC - MI |
248-433 | BIRMINGHAM | MI | AMERITECH MICHIGAN |
248-434 | TROY | MI | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI |
248-435 | ROYAL OAK | MI | AMERITECH MICHIGAN |
248-436 | SOUTHFIELD | MI | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI |
248-437 | SOUTH LYON | MI | AMERITECH MICHIGAN |
248-438 | WALLEDLAKE | MI | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI |
248-439 | ROYAL OAK | MI | SIGECOM, LLC - MI |
248-440 | SOUTHFIELD | MI | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI |
248-441 | AUBURN HTS | MI | AMERICAN MESSAGING (AM), INC. |
248-442 | FARMINGTON | MI | AMERITECH MICHIGAN |
248-443 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-444 | NORTHVILLE | MI | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI |
248-445 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-446 | SOUTH LYON | MI | AMERITECH MICHIGAN |
248-447 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-448 | SOUTHFIELD | MI | AMERITECH MICHIGAN |
248-449 | NORTHVILLE | MI | AMERITECH MICHIGAN |
248-451 | PONTIAC | MI | AMERITECH MICHIGAN |
248-452 | PONTIAC | MI | AMERITECH MICHIGAN |
248-453 | ROCHESTER | MI | ALLEGIANCE TELECOM OF MICHIGAN, INC. |
248-454 | PONTIAC | MI | AMERITECH MICHIGAN |