UNITED STATES CELLULAR - NH
37 prefixes in 603 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 603-204 | NASHUA | 6290 | — | Yes |
| 603-208 | LYME | 6290 | — | Yes |
| 603-209 | KEENE | 6290 | — | Yes |
| 603-252 | W LEBANON | 6290 | 2001-03-22 | Yes |
| 603-254 | PLYMOUTH | 6290 | — | Yes |
| 603-261 | MERRIMACK | 6290 | — | Yes |
| 603-290 | CONCORD | 6290 | — | Yes |
| 603-304 | ENFIELD | 6290 | — | Yes |
| 603-313 | KEENE | 6290 | — | Yes |
| 603-341 | MERRIMACK | 6290 | — | Yes |
| 603-344 | SUNCOOK | 6290 | — | Yes |
| 603-345 | MERRIMACK | 6290 | — | Yes |
| 603-348 | NOWOODSTOK | 6290 | — | Yes |
| 603-349 | W LEBANON | 6290 | — | Yes |
| 603-381 | W LEBANON | 6290 | — | Yes |
| 603-393 | LACONIA | 6290 | 2001-05-04 | Yes |
| 603-398 | W LEBANON | 6290 | — | Yes |
| 603-412 | PLYMOUTH | 6290 | — | Yes |
| 603-419 | SUNCOOK | 6290 | — | Yes |
| 603-454 | SUNAPEE | 6290 | — | Yes |
| 603-455 | LACONIA | 6290 | — | Yes |
| 603-461 | MERRIMACK | 6290 | — | Yes |
| 603-470 | CONCORD | 6290 | 2001-04-19 | Yes |
| 603-477 | CLAREMONT | 6290 | — | Yes |
| 603-486 | MANCHESTER | 6290 | — | Yes |
| 603-504 | CLAREMONT | 6290 | — | Yes |
| 603-533 | MERRIMACK | 6290 | — | Yes |
| 603-554 | MILFORD | 6290 | — | Yes |
| 603-562 | PETERBROGH | 6290 | — | Yes |
| 603-582 | MERRIMACK | 6290 | — | Yes |
| 603-616 | LITTLETON | 6290 | — | Yes |
| 603-620 | MERRIMACK | 6290 | — | Yes |
| 603-631 | LANCASTER | 6290 | 2002-02-22 | Yes |
| 603-651 | CTROSSIPEE | 6290 | — | Yes |
| 603-662 | CONWAY | 6290 | — | Yes |
| 603-723 | BERLIN | 6290 | — | Yes |
| 603-848 | CONCORD | 6290 | — | 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.