All assignees
738 prefixes in 989 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 989-400 | MTPLEASANT | 2964 | 2001-01-25 | Yes |
| 989-401 | SAGINAW | 792K | 2007-01-04 | Yes |
| 989-402 | BAY CITY | 543C | 2009-02-06 | Yes |
| 989-403 | ST JOHNS | 3535 | 2008-12-10 | Yes |
| 989-404 | HOPE | 6534 | 2005-08-02 | Yes |
| 989-405 | FREELAND | 9748 | — | — |
| 989-406 | FAIRVIEW | 792K | 2021-05-13 | Yes |
| 989-407 | ASHLEY | 991E | 2021-05-19 | Yes |
| 989-408 | MTPLEASANT | 2964 | 2021-05-26 | Yes |
| 989-409 | ALMA | 0695 | 2015-04-23 | Yes |
| 989-410 | BAD AXE | 2550 | 2002-08-12 | — |
| 989-411 | XXXXXXXXXX | MULT | — | — |
| 989-412 | SAGINAW | 6003 | — | Yes |
| 989-413 | OWOSSO | 6003 | — | — |
| 989-414 | BAY CITY | 6120 | 2002-05-14 | Yes |
| 989-415 | BAY CITY | 6003 | 2002-09-17 | — |
| 989-416 | AUBURN | 817J | 2002-04-22 | — |
| 989-417 | EAST TAWAS | 543C | 2021-06-25 | Yes |
| 989-418 | CLARE | 6003 | 2010-02-03 | Yes |
| 989-419 | ALPENA | 817J | 2001-03-26 | — |
| 989-420 | MAPLE RPD | 6534 | 2022-10-28 | Yes |
| 989-421 | CLARE | 829J | — | Yes |
| 989-422 | HOUGHTONLK | 0695 | — | Yes |
| 989-423 | MIDLAND | 6003 | 2012-06-26 | Yes |
| 989-424 | CLARE | 6534 | 2001-10-17 | Yes |
| 989-425 | MILLINGTON | 543C | 2021-06-16 | Yes |
| 989-426 | GLADWIN | 9323 | — | — |
| 989-427 | EDMORE | 0695 | — | Yes |
| 989-428 | PORT HOPE | 0702 | — | Yes |
| 989-429 | HARRISON | 2964 | — | Yes |
| 989-430 | MIDLAND | 6003 | — | — |
| 989-431 | CASS CITY | 2964 | 2021-12-09 | Yes |
| 989-432 | VASSAR | 817J | 2001-11-01 | — |
| 989-433 | ROSEBUSH | 9323 | — | Yes |
| 989-434 | BAD AXE | 9748 | — | — |
| 989-435 | BEAVERTON | 9323 | — | Yes |
| 989-436 | ITHACA | 6534 | 2008-10-17 | Yes |
| 989-437 | STANDISH | 2550 | 2002-08-12 | — |
| 989-438 | CASEVILLE | 817J | 2002-01-17 | — |
| 989-439 | BAY CITY | 046L | 2012-05-02 | Yes |
| 989-440 | CLARE | 9748 | — | — |
| 989-441 | WEIDMAN | 792K | 2014-09-18 | Yes |
| 989-442 | COLEMAN | 829J | 2005-03-18 | Yes |
| 989-443 | SAGINAW | 2964 | 2004-10-06 | Yes |
| 989-444 | MTPLEASANT | 6534 | — | Yes |
| 989-445 | CHESANING | 6003 | 2003-08-01 | Yes |
| 989-446 | HALE | 543C | 2021-06-25 | Yes |
| 989-447 | ST CHARLES | 543C | 2008-10-28 | Yes |
| 989-448 | GAYLORD | 6120 | 2002-05-14 | Yes |
| 989-449 | ITHACA | 0127 | 2002-05-29 | Yes |
| 989-450 | BAY CITY | 6003 | — | — |
| 989-451 | SAGINAW | 490J | 2021-12-15 | Yes |
| 989-452 | WHITTEMORE | 543C | 2023-06-30 | Yes |
| 989-453 | PIGEON | 0721 | — | — |
| 989-454 | MIDLAND | 6630 | — | — |
| 989-455 | VASSAR | 543C | 2010-02-19 | Yes |
| 989-456 | OMER | 817J | 2004-12-06 | — |
| 989-457 | OSCODA | 543C | 2021-06-16 | Yes |
| 989-458 | MAPLE RPD | 543C | 2021-06-25 | Yes |
| 989-459 | BAY CITY | 933G | 2014-03-17 | Yes |
| 989-460 | BAY CITY | 829J | — | Yes |
| 989-461 | GAINES | 770E | — | Yes |
| 989-462 | ALMA | 829J | — | Yes |
| 989-463 | ALMA | 0695 | — | — |
| 989-464 | ALPENA | 6003 | 2002-09-05 | — |
| 989-465 | COLEMAN | 9323 | — | Yes |
| 989-466 | ALMA | 0695 | — | — |
| 989-467 | CLIFFORD | 6534 | 2001-11-02 | Yes |
| 989-468 | ALMA | 516J | 2021-05-24 | Yes |
| 989-469 | SANDLK HTS | 0702 | — | Yes |
| 989-470 | GAYLORD | 6534 | 2021-12-08 | Yes |
| 989-471 | OSSINEKE | 0695 | — | Yes |
| 989-472 | OWOSSO | 2550 | 2002-07-29 | Yes |
| 989-473 | LUPTON | 0681 | — | Yes |
| 989-474 | ROGERSCITY | 6120 | 2005-03-14 | Yes |
| 989-475 | SAGINAW | 829J | 2007-10-08 | Yes |
| 989-476 | PORT HOPE | 6534 | 2002-08-30 | Yes |
| 989-477 | EAST TAWAS | 6003 | 2025-01-28 | Yes |
| 989-478 | GRAYLING | 9748 | — | — |
| 989-479 | HARBOR BCH | 0695 | — | Yes |
| 989-480 | FRANKENMTH | 829J | 2008-03-03 | Yes |
| 989-481 | BRECKENRDG | 6120 | 2002-07-29 | Yes |
| 989-482 | SAGINAW | 2964 | 2002-08-14 | Yes |
| 989-483 | RIVERDALE | 543C | 2021-06-25 | Yes |
| 989-484 | SAGINAW | 7279 | 2003-07-11 | Yes |
| 989-485 | AKRON | 817J | 2002-04-22 | — |
| 989-486 | MIDLAND | 829J | 2002-02-28 | Yes |
| 989-487 | FARWELL | 543C | 2014-10-06 | Yes |
| 989-488 | MIDLAND | 6120 | 2002-05-14 | Yes |
| 989-489 | OSCODA | 9748 | — | — |
| 989-490 | GAYLORD | 9748 | — | — |
| 989-491 | MIDLAND | 6003 | 2022-01-27 | Yes |
| 989-492 | MIDLAND | 5562 | 2002-05-09 | Yes |
| 989-493 | SAGINAW | 2964 | — | Yes |
| 989-494 | OWOSSO | 6120 | 2002-07-23 | Yes |
| 989-495 | MIDLAND | 9323 | — | Yes |
| 989-496 | MIDLAND | 9323 | — | — |
| 989-497 | SAGINAW | 9323 | — | Yes |
| 989-498 | SAGINAW | 9323 | — | Yes |
| 989-499 | COLEMAN | 933G | 2014-04-14 | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.