NumberResearchRecent prefix assignments
371 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/19/2026
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, last 30 days
New assignments by month
Sep 2026
Aug 2026
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2024-03-25 | 971-486 | T-MOBILE USA, INC. | 6529 | CLACKAMAS | OR |
| 2024-03-25 | 980-479 | ONVOY, LLC - NC | 638E | DAVIDSON | NC |
| 2024-03-22 | 249-765 | TELUS Integrated Communications | 2782 | Deux Rivieres | — |
| 2024-03-22 | 249-766 | TELUS Integrated Communications | 2782 | Field | — |
| 2024-03-22 | 318-897 | ONVOY, LLC - LA | 749E | OAK GROVE | LA |
| 2024-03-22 | 343-508 | TELUS Integrated Communications | 2782 | Rolphton | — |
| 2024-03-22 | 385-575 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | 6571 | PROVO | UT |
| 2024-03-22 | 409-334 | ONVOY, LLC - TX | 903C | TXSCYMARQU | TX |
| 2024-03-22 | 409-339 | ONVOY, LLC - TX | 903C | LUMBERTON | TX |
| 2024-03-22 | 430-355 | ONVOY, LLC - TX | 903C | BONHAM | TX |
| 2024-03-22 | 430-361 | ONVOY, LLC - TX | 903C | WHITEHOUSE | TX |
| 2024-03-22 | 448-236 | ONVOY, LLC - FL | 937C | MADISON | FL |
| 2024-03-22 | 609-762 | ONVOY, LLC - NJ | 637C | FORT DIX | NJ |
| 2024-03-22 | 609-765 | ONVOY, LLC - NJ | 637C | MERCERVL | NJ |
| 2024-03-22 | 656-237 | ONVOY, LLC - FL | 937C | TAMPASTH | FL |
| 2024-03-22 | 682-435 | ONVOY, LLC - TX | 903C | GLENDALE | TX |
| 2024-03-22 | 689-330 | ONVOY, LLC - FL | 937C | OVIEDO | FL |
| 2024-03-22 | 779-388 | ONVOY SPECTRUM, LLC | 624H | CRYSTAL LK | IL |
| 2024-03-22 | 802-208 | ONVOY, LLC - VT | 451F | ST ALBANS | VT |
| 2024-03-22 | 806-232 | ONVOY, LLC - TX | 903C | BORGER | TX |
| 2024-03-22 | 826-243 | AT&T - LOCAL | 7421 | BLUEMONT | VA |
| 2024-03-22 | 848-369 | ONVOY, LLC - NJ | 637C | DEAL | NJ |
| 2024-03-22 | 848-370 | ONVOY, LLC - NJ | 637C | HOLMDEL | NJ |
| 2024-03-22 | 848-371 | ONVOY, LLC - NJ | 637C | ASBURYPARK | NJ |
| 2024-03-22 | 848-374 | ONVOY, LLC - NJ | 637C | LONGBRANCH | NJ |
| 2024-03-22 | 848-375 | ONVOY, LLC - NJ | 637C | SOUTHRIVER | NJ |
| 2024-03-22 | 848-376 | ONVOY, LLC - NJ | 637C | DUNELLEN | NJ |
| 2024-03-22 | 856-622 | ONVOY, LLC - NJ | 637C | PITMAN | NJ |
| 2024-03-22 | 856-944 | ONVOY, LLC - NJ | 637C | VINELAND | NJ |
| 2024-03-22 | 862-455 | ONVOY, LLC - NJ | 637C | BELLEVILLE | NJ |
| 2024-03-22 | 862-456 | ONVOY, LLC - NJ | 637C | BLOOMFIELD | NJ |
| 2024-03-22 | 862-457 | ONVOY, LLC - NJ | 637C | LITTLE FLS | NJ |
| 2024-03-22 | 862-458 | ONVOY, LLC - NJ | 637C | MT VIEW | NJ |
| 2024-03-22 | 863-361 | ONVOY, LLC - FL | 937C | ARCADIA | FL |
| 2024-03-22 | 863-363 | ONVOY, LLC - FL | 937C | HAINESCITY | FL |
| 2024-03-22 | 940-376 | NUSO, LLC | 478J | GRAHAM | TX |
| 2024-03-22 | 940-970 | CSC VOICE, LLC | 612K | BURKBURNTT | TX |
| 2024-03-22 | 956-963 | ONVOY, LLC - TX | 903C | LA FERIA | TX |
| 2024-03-21 | 252-734 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | 6324 | SWNSBRWCAR | NC |
| 2024-03-21 | 331-325 | ONVOY SPECTRUM, LLC | 624H | LEMONT | IL |
| 2024-03-21 | 367-520 | Videotron Ltd. | 328F | Matane | — |
| 2024-03-21 | 367-521 | Videotron Ltd. | 328F | New Richmond | — |
| 2024-03-21 | 367-522 | Videotron Ltd. | 328F | Gaspe | — |
| 2024-03-21 | 367-523 | Videotron Ltd. | 328F | Sept-Iles | — |
| 2024-03-21 | 380-275 | ONVOY, LLC - OH | 464C | LOCKBOURNE | OH |
| 2024-03-21 | 442-457 | ONVOY, LLC - CA | 649C | VTVL ADLN | CA |
| 2024-03-21 | 448-456 | ONVOY SPECTRUM, LLC | 624H | PACE | FL |
| 2024-03-21 | 448-567 | ONVOY SPECTRUM, LLC | 624H | VERNON | FL |
| 2024-03-21 | 458-321 | ONVOY, LLC - OR | 750E | PHOENIX | OR |
| 2024-03-21 | 464-241 | ONVOY, LLC | 224C | CALUMET CY | IL |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.