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 |
|---|---|---|---|---|---|
| 2024-02-27 | 445-303 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | MORRISVL | PA |
| 2024-02-27 | 504-492 | ONVOY, LLC - LA | 749E | LAFITTE | LA |
| 2024-02-27 | 559-883 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PORTERVL | CA |
| 2024-02-27 | 582-259 | ONVOY, LLC - PA | 547E | CORRY | PA |
| 2024-02-27 | 606-429 | ONVOY, LLC - KY | 896E | RUSSELL | KY |
| 2024-02-27 | 657-723 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | ANAHEIM | CA |
| 2024-02-27 | 657-725 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | HUNTITNBCH | CA |
| 2024-02-27 | 785-684 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS | 6532 | JUNCTIONCY | KS |
| 2024-02-27 | 825-453 | Bell West Inc. | 2933 | Calgary | — |
| 2024-02-27 | 854-262 | ONVOY, LLC - SC | 548E | GEORGETOWN | SC |
| 2024-02-27 | 904-929 | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | 8300 | JACKSONVL | FL |
| 2024-02-27 | 943-237 | POWERTEL ATLANTA LICENSES, INC. | 7473 | CONCORD | GA |
| 2024-02-27 | 947-274 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BIRMINGHAM | MI |
| 2024-02-26 | 272-397 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CARBONDALE | PA |
| 2024-02-26 | 567-449 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MANSFIELD | OH |
| 2024-02-26 | 571-630 | TELEPORT COMMUNICATIONS AMERICA, LLC - DC | 7529 | WSNGTNZN17 | VA |
| 2024-02-26 | 573-865 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BIRCH TREE | MO |
| 2024-02-26 | 636-260 | ONVOY, LLC - MO | 093F | ST CHARLES | MO |
| 2024-02-26 | 672-704 | Iristel Inc. | 154E | Cranbrook | — |
| 2024-02-26 | 672-705 | Iristel Inc. | 154E | Cranbrook | — |
| 2024-02-26 | 730-238 | ONVOY, LLC | 224C | OLNEY | IL |
| 2024-02-26 | 734-609 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | TRENTON | MI |
| 2024-02-26 | 825-761 | Iristel Inc. | 154E | Calgary | — |
| 2024-02-26 | 825-762 | Iristel Inc. | 154E | Calgary | — |
| 2024-02-26 | 825-763 | Iristel Inc. | 154E | Calgary | — |
| 2024-02-26 | 825-764 | Iristel Inc. | 154E | Calgary | — |
| 2024-02-26 | 825-892 | Iristel Inc. | 154E | Edmonton | — |
| 2024-02-26 | 825-893 | Iristel Inc. | 154E | Edmonton | — |
| 2024-02-26 | 825-894 | Iristel Inc. | 154E | Edmonton | — |
| 2024-02-26 | 839-268 | SUNCOM DBA T-MOBILE USA | 8645 | LEXINGTON | SC |
| 2024-02-26 | 854-261 | SUNCOM DBA T-MOBILE USA | 8645 | DILLON | SC |
| 2024-02-26 | 864-912 | SUNCOM DBA T-MOBILE USA | 8645 | LAURENS | SC |
| 2024-02-26 | 901-439 | POWERTEL MEMPHIS LICENSES, INC. | 7474 | SOMERVILLE | TN |
| 2024-02-26 | 904-324 | ONVOY SPECTRUM, LLC | 624H | LAWTEY | FL |
| 2024-02-26 | 912-784 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | 6540 | SAVANNAH | GA |
| 2024-02-26 | 931-238 | POWERTEL NASHVILLE LICENSES, INC. | 7476 | SOOAKGROVE | TN |
| 2024-02-26 | 943-236 | POWERTEL ATLANTA LICENSES, INC. | 7473 | ATLANTA SO | GA |
| 2024-02-23 | 229-670 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | BAINBRIDGE | GA |
| 2024-02-23 | 239-473 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | NO NAPLES | FL |
| 2024-02-23 | 252-625 | SUNCOM DBA T-MOBILE USA | 8645 | LITTLETON | NC |
| 2024-02-23 | 380-282 | TELEPORT COMMUNICATIONS AMERICA, LLC - OH | 7532 | COLUMBUS | OH |
| 2024-02-23 | 447-289 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MATTOON | IL |
| 2024-02-23 | 448-432 | ONVOY, LLC - FL | 937C | PENSACOLA | FL |
| 2024-02-23 | 464-238 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | FOREST | IL |
| 2024-02-23 | 464-239 | T-MOBILE USA, INC. | 6529 | BLUEISLAND | IL |
| 2024-02-23 | 464-240 | T-MOBILE USA, INC. | 6529 | BELLWOOD | IL |
| 2024-02-23 | 472-244 | SUNCOM DBA T-MOBILE USA | 8645 | SCOTTSHILL | NC |
| 2024-02-23 | 607-489 | ONVOY, LLC- NY | 384C | OWEGO | NY |
| 2024-02-23 | 623-220 | ONVOY, LLC - AZ | 630E | PHOENIX | AZ |
| 2024-02-23 | 636-254 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO | 5814 | MANCHESTER | MO |
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.