NumberResearchRecent prefix assignments
352 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
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Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2024-05-23 | 234-431 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MANTUA | OH |
| 2024-05-23 | 367-480 | Iristel Inc. | 154E | Sainte-Anne-des-Monts | — |
| 2024-05-23 | 367-515 | Iristel Inc. | 154E | Port-Daniel | — |
| 2024-05-23 | 367-809 | Iristel Inc. | 154E | Port-Cartier | — |
| 2024-05-23 | 386-374 | IP HORIZON LLC | 515J | OAK HILL | FL |
| 2024-05-23 | 386-376 | IP HORIZON LLC | 515J | POMONAPARK | FL |
| 2024-05-23 | 386-379 | IP HORIZON LLC | 515J | FLAGLERBCH | FL |
| 2024-05-23 | 435-328 | T-MOBILE USA, INC. | 6529 | HEBER CITY | UT |
| 2024-05-23 | 531-308 | TWC IP ENABLED SERVICES, LLC | 793K | MALCOLM | NE |
| 2024-05-23 | 727-634 | IP HORIZON LLC | 515J | TARPON SPG | FL |
| 2024-05-23 | 737-389 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | AUSTIN | TX |
| 2024-05-23 | 762-398 | CHARTER IP ENABLED SERVICES, LLC | 792K | CRAWFORDVL | GA |
| 2024-05-23 | 873-571 | Iristel Inc. | 154E | Puvirnituk | — |
| 2024-05-23 | 873-781 | Iristel Inc. | 154E | Plessisville | — |
| 2024-05-23 | 904-331 | IP HORIZON LLC | 515J | GREENCVSPG | FL |
| 2024-05-23 | 904-912 | IP HORIZON LLC | 515J | MAXVILLE | FL |
| 2024-05-23 | 970-637 | T-MOBILE USA, INC. | 6529 | DURANGO | CO |
| 2024-05-22 | 213-827 | T-MOBILE USA, INC. | 6529 | LSAN DA 04 | CA |
| 2024-05-22 | 234-427 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HARLEM SPG | OH |
| 2024-05-22 | 260-364 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LIGONIER | IN |
| 2024-05-22 | 313-741 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN6 | MI |
| 2024-05-22 | 313-750 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | DETROITZN4 | MI |
| 2024-05-22 | 414-396 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | MILWAUKZN1 | WI |
| 2024-05-22 | 458-328 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | 5820 | SISTERS | OR |
| 2024-05-22 | 505-627 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM | 6573 | ALBUQURQUE | NM |
| 2024-05-22 | 530-981 | T-MOBILE USA, INC. | 6529 | AUBN MAIN | CA |
| 2024-05-22 | 628-305 | T-MOBILE USA, INC. | 6529 | SAN RAFAEL | CA |
| 2024-05-22 | 641-287 | ONVOY SPECTRUM, LLC | 624H | PEORIA | IA |
| 2024-05-22 | 641-291 | ONVOY SPECTRUM, LLC | 624H | PLANO | IA |
| 2024-05-22 | 641-294 | ONVOY SPECTRUM, LLC | 624H | RUSSELL | IA |
| 2024-05-22 | 641-299 | ONVOY SPECTRUM, LLC | 624H | SHANNON CY | IA |
| 2024-05-22 | 641-368 | ONVOY SPECTRUM, LLC | 624H | OTLEY | IA |
| 2024-05-22 | 657-751 | T-MOBILE USA, INC. | 6529 | FULLERTON | CA |
| 2024-05-22 | 840-260 | T-MOBILE USA, INC. | 6529 | POMONA | CA |
| 2024-05-22 | 943-262 | POWERTEL ATLANTA LICENSES, INC. | 7473 | ATLANTA NW | GA |
| 2024-05-22 | 943-263 | POWERTEL ATLANTA LICENSES, INC. | 7473 | ATLANTA SO | GA |
| 2024-05-22 | 947-278 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | PONTIAC | MI |
| 2024-05-21 | 213-826 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | MONTEBELLO | CA |
| 2024-05-21 | 305-862 | LIVEWIRE TELECOM, LLC | 693K | KEYS | FL |
| 2024-05-21 | 329-226 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | KINGSTON | NY |
| 2024-05-21 | 367-513 | Iristel Inc. | 154E | Matapedia | — |
| 2024-05-21 | 367-514 | Iristel Inc. | 154E | New Richmond | — |
| 2024-05-21 | 367-519 | Iristel Inc. | 154E | Mont-Louis | — |
| 2024-05-21 | 367-796 | Iristel Inc. | 154E | Natashquan | — |
| 2024-05-21 | 367-798 | Iristel Inc. | 154E | Mont-Joli | — |
| 2024-05-21 | 367-807 | Iristel Inc. | 154E | Montmagny | — |
| 2024-05-21 | 367-878 | Iristel Inc. | 154E | Perce | — |
| 2024-05-21 | 607-501 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | ONEONTA | NY |
| 2024-05-21 | 657-748 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | ANAHEIM | CA |
| 2024-05-21 | 657-749 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | FULLERTON | CA |
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.