NumberResearchRecent prefix assignments
11 prefixes assigned in September 2026 · from the daily NANPA CO code file, 09/18/2026
Which carriers received which NPA-NXX prefixes, and where. Assignments are initial assignments from NANPA records — because of number portability, the current serving carrier of individual numbers may differ. For finer-grained activity, see the thousands-block view above.
Most active assignees, September 2026
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| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2026-09-10 | 640-308 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | PLEASANTVL | NJ |
| 2026-09-08 | 334-951 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | MONTGOMERY | AL |
| 2026-09-08 | 812-440 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | SEYMOUR | IN |
| 2026-09-04 | 219-437 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | LA PORTE | IN |
| 2026-09-04 | 507-987 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | ROCHESTER | MN |
| 2026-09-04 | 662-805 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | AMORY | MS |
| 2026-09-03 | 262-507 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | MILWAUKZN2 | WI |
| 2026-09-03 | 405-908 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | OKLA CITY | OK |
| 2026-09-03 | 502-870 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | LOUISVILLE | KY |
| 2026-09-03 | 582-298 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | ERIE | PA |
| 2026-09-03 | 920-719 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | GREEN BAY | WI |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/18/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.