NumberResearchRecent prefix assignments
355 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 |
|---|---|---|---|---|---|
| 2023-10-16 | 209-709 | ONVOY, LLC - CA | 649C | STOCKTON | CA |
| 2023-10-16 | 220-255 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | AMANDA | OH |
| 2023-10-16 | 234-381 | COMCAST IP PHONE, LLC | 318J | CANFIELD | OH |
| 2023-10-16 | 249-945 | Fibernetics Corporation | 464D | Cookstown | — |
| 2023-10-16 | 249-946 | Fibernetics Corporation | 464D | Penetanguishene | — |
| 2023-10-16 | 251-468 | ONVOY, LLC - AL | 604E | MOBILE | AL |
| 2023-10-16 | 263-288 | Rogers Communications Canada Inc. (Wireless) | 8821 | Montreal | — |
| 2023-10-16 | 263-388 | Rogers Communications Canada Inc. (Wireless) | 8821 | Montreal | — |
| 2023-10-16 | 334-913 | POWERTEL BIRMINGHAM LICENSES, INC. | 7475 | OZARK | AL |
| 2023-10-16 | 442-429 | T-MOBILE USA, INC. | 6529 | YUCCA VLY | CA |
| 2023-10-16 | 442-430 | T-MOBILE USA, INC. | 6529 | VISTA | CA |
| 2023-10-16 | 445-267 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | PHLDLPHZN4 | PA |
| 2023-10-16 | 539-291 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BUFFALOVLY | OK |
| 2023-10-16 | 551-525 | ONVOY, LLC - NJ | 637C | JERSEYCITY | NJ |
| 2023-10-16 | 561-786 | ONVOY, LLC - FL | 937C | WPALMBEACH | FL |
| 2023-10-16 | 574-399 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ELKHART | IN |
| 2023-10-16 | 628-338 | ONVOY, LLC - CA | 649C | SNFC MT-EV | CA |
| 2023-10-16 | 662-918 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | INDIANOLA | MS |
| 2023-10-16 | 672-964 | TELUS Mobility | 8301 | New Westminster | — |
| 2023-10-16 | 680-293 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | LYONS | NY |
| 2023-10-16 | 715-320 | CHARTER IP ENABLED SERVICES, LLC | 792K | BRANTWOOD | WI |
| 2023-10-16 | 773-514 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN09 | IL |
| 2023-10-16 | 786-982 | ONVOY, LLC - FL | 937C | HOMESTEAD | FL |
| 2023-10-16 | 825-927 | Iristel Inc. | 154E | Fox Creek | — |
| 2023-10-16 | 825-928 | Iristel Inc. | 154E | Fox Creek | — |
| 2023-10-16 | 825-929 | Iristel Inc. | 154E | Fox Creek | — |
| 2023-10-16 | 825-930 | Iristel Inc. | 154E | Fox Creek | — |
| 2023-10-16 | 840-244 | T-MOBILE USA, INC. | 6529 | DIAMONDBAR | CA |
| 2023-10-16 | 840-284 | ONVOY, LLC - CA | 649C | CHINO | CA |
| 2023-10-16 | 912-759 | ONVOY, LLC - GA | 067D | SAVANNAH | GA |
| 2023-10-16 | 914-624 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | MAHOPAC | NY |
| 2023-10-16 | 951-701 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | ARLINGTON | CA |
| 2023-10-16 | 951-761 | ONVOY, LLC - CA | 649C | BANNING | CA |
| 2023-10-16 | 980-470 | ONVOY, LLC - NC | 638E | CHARLOTTE | NC |
| 2023-10-13 | 224-525 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | NORTHBROOK | IL |
| 2023-10-13 | 234-379 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MANTUA | OH |
| 2023-10-13 | 249-943 | Fibernetics Corporation | 464D | Borden-Angus | — |
| 2023-10-13 | 249-944 | Fibernetics Corporation | 464D | Collingwood | — |
| 2023-10-13 | 283-214 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | NEWTONSVL | OH |
| 2023-10-13 | 334-943 | ONVOY, LLC - AL | 604E | MONTGOMERY | AL |
| 2023-10-13 | 346-731 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | CLEVELAND | TX |
| 2023-10-13 | 430-346 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GREENVILLE | TX |
| 2023-10-13 | 447-279 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MATTOON | IL |
| 2023-10-13 | 657-706 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | FULLERTON | CA |
| 2023-10-13 | 672-207 | Iristel Inc. | 154E | Castlegar | — |
| 2023-10-13 | 682-424 | ONVOY, LLC - TX | 903C | ARLINGTON | TX |
| 2023-10-13 | 714-819 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | ANAHEIM | CA |
| 2023-10-13 | 730-227 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CENTRALIA | IL |
| 2023-10-13 | 951-690 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | ARLINGTON | CA |
| 2023-10-13 | 979-362 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | BRAZORIA | TX |
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.