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 |
|---|---|---|---|---|---|
| 2002-05-17 | 361-237 | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | VICTORIA | TX |
| 2002-05-17 | 408-802 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNJS NORTH | CA |
| 2002-05-17 | 417-229 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO | 5814 | AURORA | MO |
| 2002-05-17 | 478-387 | LEVEL 3 COMMUNICATIONS, LLC - GA | 6116 | MILLEDGEVL | GA |
| 2002-05-17 | 510-754 | METROPCS, INC. | 5562 | HAYWARD | CA |
| 2002-05-17 | 530-784 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | WEAVERVL | CA |
| 2002-05-17 | 559-682 | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | CARUTHERS | CA |
| 2002-05-17 | 559-827 | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | VISALIA | CA |
| 2002-05-17 | 559-862 | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | CLOVIS | CA |
| 2002-05-17 | 626-757 | T-MOBILE USA, INC. | 6529 | ALHAMBRA | CA |
| 2002-05-17 | 670-484 | GUAM WIRELESS TELEPHONE COMPANY, LLC | 4974 | SAIPAN | — |
| 2002-05-17 | 671-678 | PTI PACIFICA INC. | 387C | AGANA | GU |
| 2002-05-17 | 702-348 | T-MOBILE USA, INC. | 6529 | LAS VEGAS | NV |
| 2002-05-17 | 704-656 | WINDSTREAM COMMUNICATIONS, INC. - NC | 7970 | CHARLOTTE | NC |
| 2002-05-17 | 707-812 | T-MOBILE USA, INC. | 6529 | NAPA | CA |
| 2002-05-17 | 707-932 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | GARBERVL | CA |
| 2002-05-17 | 707-971 | T-MOBILE USA, INC. | 6529 | PTLM MAIN | CA |
| 2002-05-17 | 760-473 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OCSD CRLS | CA |
| 2002-05-17 | 760-912 | T-MOBILE USA, INC. | 6529 | VICTORVL | CA |
| 2002-05-17 | 765-891 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | 6725 | LEBANON | IN |
| 2002-05-17 | 775-315 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NV | 6458 | CARSONCITY | NV |
| 2002-05-17 | 785-829 | NEX-TECH WIRELESS, LLC | 122D | SALINA | KS |
| 2002-05-17 | 812-708 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | 6725 | ELBERFELD | IN |
| 2002-05-17 | 812-709 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | 6725 | LOOGOOTEE | IN |
| 2002-05-17 | 818-943 | T-MOBILE USA, INC. | 6529 | RESEDA | CA |
| 2002-05-17 | 819-439 | Videotron Ltd. | 8306 | Gatineau | — |
| 2002-05-17 | 828-237 | LEVEL 3 COMMUNICATIONS, LLC - NC | 3235 | GARDENCITY | NC |
| 2002-05-17 | 858-414 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | SNDG MRMS | CA |
| 2002-05-17 | 909-528 | T-MOBILE USA, INC. | 6529 | MENTONE | CA |
| 2002-05-17 | 909-991 | T-MOBILE USA, INC. | 6529 | S BERNDINO | CA |
| 2002-05-17 | 916-821 | METROPCS, INC. | 5562 | SCRM MAIN | CA |
| 2002-05-17 | 920-548 | TDS METROCOM, LLC | 520K | GREEN BAY | WI |
| 2002-05-17 | 956-622 | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | HARLINGEN | TX |
| 2002-05-16 | 240-643 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | WSHNGTNZN3 | MD |
| 2002-05-16 | 252-375 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | 6324 | GREENVILLE | NC |
| 2002-05-16 | 254-244 | ONVOY, LLC - TX | 903C | OGLESBY | TX |
| 2002-05-16 | 254-499 | METROPCS, INC. | 5562 | GATESVILLE | TX |
| 2002-05-16 | 254-655 | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | 7670 | LORENA | TX |
| 2002-05-16 | 307-399 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | 6566 | LARAMIE | WY |
| 2002-05-16 | 312-582 | ILLINOIS BELL TEL CO | 9329 | CHICGOZN01 | IL |
| 2002-05-16 | 325-719 | TEXAS COMMUNICATIONS, INC. | 6820 | SONORA | TX |
| 2002-05-16 | 336-583 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | 6324 | ROXBORO | NC |
| 2002-05-16 | 336-639 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | 6324 | BURLINGTON | NC |
| 2002-05-16 | 360-550 | INTRADO COMMUNICATIONS, LLC | 841C | BREMERTON | WA |
| 2002-05-16 | 360-562 | INTRADO COMMUNICATIONS, LLC | 834C | LONGVIEW | WA |
| 2002-05-16 | 405-351 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ALEX | OK |
| 2002-05-16 | 405-668 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | FORT COBB | OK |
| 2002-05-16 | 405-687 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BINGER | OK |
| 2002-05-16 | 405-829 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CEMENT | OK |
| 2002-05-16 | 405-933 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ANADARKO | OK |
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.