NumberResearchRecent prefix assignments
369 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/18/2026
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 |
|---|---|---|---|---|---|
| 2025-08-21 | 821-666 | ONVOY, LLC - SC | 548E | LAURENS | SC |
| 2025-08-21 | 848-396 | ONVOY, LLC - NJ | 637C | METUCHEN | NJ |
| 2025-08-21 | 928-570 | TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 7217 | SAFFORD | AZ |
| 2025-08-21 | 928-571 | TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 7217 | SAFFORD | AZ |
| 2025-08-21 | 928-572 | TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 7217 | SAFFORD | AZ |
| 2025-08-21 | 928-573 | TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 7217 | SAFFORD | AZ |
| 2025-08-21 | 928-574 | TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 7217 | SAFFORD | AZ |
| 2025-08-21 | 943-291 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | 6540 | ATLANTA NE | GA |
| 2025-08-21 | 943-292 | BOOST SUBSCRIBERCO L.L.C. | 490J | ATLANTA NE | GA |
| 2025-08-20 | 227-333 | ONVOY, LLC - MD | 876D | WSNGTNZN16 | MD |
| 2025-08-20 | 227-444 | ONVOY, LLC - MD | 876D | WSHNGTNZN2 | MD |
| 2025-08-20 | 276-204 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | MEADOWSDAN | VA |
| 2025-08-20 | 276-347 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | 6827 | GATE CITY | VA |
| 2025-08-20 | 279-287 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | LINCOLN | CA |
| 2025-08-20 | 283-237 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CINCINNATI | OH |
| 2025-08-20 | 302-704 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WILMINGTON | DE |
| 2025-08-20 | 324-203 | POWERTEL JACKSONVILLE LICENSES, INC. | 7472 | FERNADNBCH | FL |
| 2025-08-20 | 327-227 | HD CARRIER LLC | 321J | JONESBORO | AR |
| 2025-08-20 | 350-247 | T-MOBILE USA, INC. | 6529 | LODI | CA |
| 2025-08-20 | 350-248 | T-MOBILE USA, INC. | 6529 | ATWATER | CA |
| 2025-08-20 | 352-852 | AERIAL COMMUNICATIONS, INC. | 6701 | BROOKSVL | FL |
| 2025-08-20 | 386-429 | POWERTEL JACKSONVILLE LICENSES, INC. | 7472 | ALACHUA | FL |
| 2025-08-20 | 448-250 | POWERTEL JACKSONVILLE LICENSES, INC. | 7472 | APALCHICOL | FL |
| 2025-08-20 | 479-578 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BENTONVL | AR |
| 2025-08-20 | 559-965 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | FRESNO | CA |
| 2025-08-20 | 659-296 | POWERTEL BIRMINGHAM LICENSES, INC. | 7475 | ALABASTER | AL |
| 2025-08-20 | 667-667 | ONVOY, LLC - MD | 876D | PIKESVILLE | MD |
| 2025-08-20 | 681-579 | WAVENATION, LLC | 700J | CHRLSTNZN1 | WV |
| 2025-08-20 | 719-780 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PUEBLO | CO |
| 2025-08-20 | 740-740 | ONVOY, LLC - OH | 464C | CHESAPEAKE | OH |
| 2025-08-20 | 840-281 | T-MOBILE USA, INC. | 6529 | COLTON | CA |
| 2025-08-20 | 931-997 | POWERTEL NASHVILLE LICENSES, INC. | 7476 | BAXTER | TN |
| 2025-08-20 | 945-398 | T-MOBILE USA, INC. | 6529 | DALLAS | TX |
| 2025-08-19 | 346-882 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | SUGAR LAND | TX |
| 2025-08-19 | 346-883 | AERIAL COMMUNICATIONS, INC. | 6701 | BARKER | TX |
| 2025-08-19 | 385-612 | T-MOBILE USA, INC. | 6529 | MURRAY | UT |
| 2025-08-19 | 401-540 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | CUMBLND HL | RI |
| 2025-08-19 | 509-708 | T-MOBILE USA, INC. | 6529 | ELLENSBURG | WA |
| 2025-08-19 | 551-551 | ONVOY, LLC - NJ | 637C | JERSEYCITY | NJ |
| 2025-08-19 | 609-609 | ONVOY, LLC - NJ | 637C | ATLNTIC CY | NJ |
| 2025-08-19 | 616-398 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GRANDHAVEN | MI |
| 2025-08-19 | 762-447 | POWERTEL ATLANTA LICENSES, INC. | 7473 | CALHOUN | GA |
| 2025-08-19 | 779-431 | T-MOBILE USA, INC. | 6529 | DE KALB | IL |
| 2025-08-19 | 828-861 | CHARTER IP ENABLED SERVICES, LLC | 792K | ROBBINSVL | NC |
| 2025-08-19 | 956-846 | STPCS JOINT VENTURE, LLC | 4290 | BROWNSVL | TX |
| 2025-08-19 | 973-973 | ONVOY, LLC - NJ | 637C | MORRISTOWN | NJ |
| 2025-08-18 | 224-664 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | 6333 | DESPLAINES | IL |
| 2025-08-18 | 325-391 | BANDWIDTH.COM CLEC, LLC - TX | 004F | SAN ANGELO | TX |
| 2025-08-18 | 574-403 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | 6725 | ELKHART | IN |
| 2025-08-18 | 682-479 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ARLINGTON | TX |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/18/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.