NumberResearchRecent prefix assignments
380 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 2026-04
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 |
|---|---|---|---|---|---|
| 2025-03-03 | 435-362 | E. FIBER MOAB, LLC | 831J | THOMPSON | UT |
| 2025-03-03 | 504-536 | BOOST SUBSCRIBERCO L.L.C. | 490J | NEWORLEANS | LA |
| 2025-03-03 | 572-248 | UNITED STATES CELLULAR - OK | 6272 | OKLA CITY | OK |
| 2025-03-03 | 572-249 | UNITED STATES CELLULAR - OK | 6272 | OKLA CITY | OK |
| 2025-03-03 | 572-250 | UNITED STATES CELLULAR - OK | 6272 | OKLA CITY | OK |
| 2025-03-03 | 572-251 | UNITED STATES CELLULAR - OK | 6272 | OKLA CITY | OK |
| 2025-03-03 | 602-556 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 6572 | PHOENIX | AZ |
| 2025-03-03 | 605-974 | AERIAL COMMUNICATIONS, INC. | 6701 | RAPID CITY | SD |
| 2025-03-03 | 682-467 | T-MOBILE USA, INC. | 6529 | EULESS | TX |
| 2025-03-03 | 945-378 | T-MOBILE USA, INC. | 6529 | IRVING | TX |
| 2025-02-28 | 254-973 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | KILLEEN | TX |
| 2025-02-28 | 272-423 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | PITTSTON | PA |
| 2025-02-28 | 272-425 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WILLIAMSPT | PA |
| 2025-02-28 | 274-214 | METROPCS, INC. | 5562 | CAMBRIA | WI |
| 2025-02-28 | 274-215 | METROPCS, INC. | 5562 | DENMARK | WI |
| 2025-02-28 | 274-216 | METROPCS, INC. | 5562 | EGG HARBOR | WI |
| 2025-02-28 | 274-217 | METROPCS, INC. | 5562 | WAUTOMA | WI |
| 2025-02-28 | 361-397 | IP HORIZON LLC | 515J | SINTON | TX |
| 2025-02-28 | 361-398 | IP HORIZON LLC | 515J | VICTORIA | TX |
| 2025-02-28 | 430-377 | PEERLESS NETWORK OF TEXAS, LLC - TX | 177F | LONGVIEW | TX |
| 2025-02-28 | 447-306 | METROPCS, INC. | 5562 | MTSTERLING | IL |
| 2025-02-28 | 571-718 | AT&T - LOCAL | 7421 | ENGLESIDE | VA |
| 2025-02-28 | 586-455 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | ARMADA | MI |
| 2025-02-28 | 608-962 | METROPCS, INC. | 5562 | BANGOR | WI |
| 2025-02-28 | 608-964 | METROPCS, INC. | 5562 | BRIGGSVL | WI |
| 2025-02-28 | 608-970 | METROPCS, INC. | 5562 | PORTAGE | WI |
| 2025-02-28 | 715-867 | METROPCS, INC. | 5562 | JUNCTIONCY | WI |
| 2025-02-28 | 779-409 | METROPCS, INC. | 5562 | ELIZABETH | IL |
| 2025-02-28 | 835-260 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | PHPHSBZN30 | PA |
| 2025-02-28 | 878-294 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | RURAL VLY | PA |
| 2025-02-28 | 956-951 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | LAREDO | TX |
| 2025-02-27 | 447-305 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DANVILLE | IL |
| 2025-02-27 | 515-997 | NUSO, LLC | 478J | DES MOINES | IA |
| 2025-02-27 | 606-461 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | CORBIN | KY |
| 2025-02-27 | 682-466 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | ARLINGTON | TX |
| 2025-02-27 | 730-265 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ALTON | IL |
| 2025-02-27 | 901-709 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MEMPHIS | TN |
| 2025-02-27 | 947-286 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | FARMINGTON | MI |
| 2025-02-26 | 235-207 | UNITED STATES CELLULAR - MO | 6275 | VERSAILLES | MO |
| 2025-02-26 | 737-415 | IP HORIZON LLC | 515J | AUSTIN | TX |
| 2025-02-26 | 737-416 | IP HORIZON LLC | 515J | ELGIN | TX |
| 2025-02-26 | 945-373 | IP HORIZON LLC | 515J | COMBINE | TX |
| 2025-02-26 | 945-374 | IP HORIZON LLC | 515J | CRANDALL | TX |
| 2025-02-26 | 945-375 | IP HORIZON LLC | 515J | FORNEY | TX |
| 2025-02-26 | 945-376 | IP HORIZON LLC | 515J | ROYSE CITY | TX |
| 2025-02-26 | 945-377 | IP HORIZON LLC | 515J | WAXAHACHIE | TX |
| 2025-02-26 | 959-274 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | HARTFORD | CT |
| 2025-02-25 | 517-259 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | 6003 | JACKSON | MI |
| 2025-02-25 | 557-233 | BOOST SUBSCRIBERCO L.L.C. | 490J | ST LOUIS | MO |
| 2025-02-25 | 682-464 | T-MOBILE USA, INC. | 6529 | FORT WORTH | TX |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 2026-04 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.