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
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Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2024-06-03 | 804-960 | IP HORIZON LLC | 515J | RICHMOND | VA |
| 2024-06-03 | 804-962 | IP HORIZON LLC | 515J | SALUDA | VA |
| 2024-06-03 | 870-981 | ONVOY SPECTRUM, LLC | 624H | BIGGERS | AR |
| 2024-06-03 | 870-984 | ONVOY SPECTRUM, LLC | 624H | BLOOMNGGRV | AR |
| 2024-06-03 | 901-909 | ONVOY, LLC - TN | 525E | MEMPHIS | TN |
| 2024-06-03 | 904-934 | WIRETAP TELECOM, LLC. | 733J | JACKSONVL | FL |
| 2024-05-31 | 213-828 | T-MOBILE USA, INC. | 6529 | LSAN DA 09 | CA |
| 2024-05-31 | 213-829 | T-MOBILE USA, INC. | 6529 | LSAN DA 01 | CA |
| 2024-05-31 | 229-684 | ONVOY, LLC - GA | 067D | BAINBRIDGE | GA |
| 2024-05-31 | 229-685 | POWERTEL ATLANTA LICENSES, INC. | 7473 | BAINBRIDGE | GA |
| 2024-05-31 | 253-413 | T-MOBILE USA, INC. | 6529 | AUBURN | WA |
| 2024-05-31 | 254-569 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | KILLEEN | TX |
| 2024-05-31 | 254-571 | IP HORIZON LLC | 515J | EDDY | TX |
| 2024-05-31 | 254-573 | IP HORIZON LLC | 515J | GHOLSON | TX |
| 2024-05-31 | 254-575 | IP HORIZON LLC | 515J | HALLSBURG | TX |
| 2024-05-31 | 254-581 | IP HORIZON LLC | 515J | TEMPLE | TX |
| 2024-05-31 | 276-324 | IP HORIZON LLC | 515J | POUND | VA |
| 2024-05-31 | 276-327 | IP HORIZON LLC | 515J | NORTON | VA |
| 2024-05-31 | 279-263 | BOOST SUBSCRIBERCO L.L.C. | 490J | RSVL CTHT | CA |
| 2024-05-31 | 341-252 | T-MOBILE USA, INC. | 6529 | FRNK MAIN | CA |
| 2024-05-31 | 414-398 | ONVOY, LLC - WI | 225C | MILWAUKZN1 | WI |
| 2024-05-31 | 424-513 | T-MOBILE USA, INC. | 6529 | CMTN CMTN | CA |
| 2024-05-31 | 432-338 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | ODESSA | TX |
| 2024-05-31 | 435-360 | T-MOBILE USA, INC. | 6529 | ST GEORGE | UT |
| 2024-05-31 | 442-462 | T-MOBILE USA, INC. | 6529 | VTVL HSPR | CA |
| 2024-05-31 | 510-810 | T-MOBILE USA, INC. | 6529 | OKLD ALMD | CA |
| 2024-05-31 | 562-738 | T-MOBILE USA, INC. | 6529 | LONG BEACH | CA |
| 2024-05-31 | 571-676 | IP HORIZON LLC | 515J | MANASSAS | VA |
| 2024-05-31 | 626-769 | T-MOBILE USA, INC. | 6529 | AZUSA | CA |
| 2024-05-31 | 628-306 | T-MOBILE USA, INC. | 6529 | SNFC CNTRL | CA |
| 2024-05-31 | 657-714 | T-MOBILE USA, INC. | 6529 | BUENA PARK | CA |
| 2024-05-31 | 657-752 | T-MOBILE USA, INC. | 6529 | ORANGE | CA |
| 2024-05-31 | 667-492 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SEVERN | MD |
| 2024-05-31 | 669-343 | T-MOBILE USA, INC. | 6529 | SARATOGA | CA |
| 2024-05-31 | 703-804 | IP HORIZON LLC | 515J | HERNDON | VA |
| 2024-05-31 | 727-635 | ONVOY, LLC - FL | 937C | CLEARWATER | FL |
| 2024-05-31 | 747-365 | T-MOBILE USA, INC. | 6529 | NORTHRIDGE | CA |
| 2024-05-31 | 754-334 | ONVOY, LLC - FL | 937C | HOLLYWOOD | FL |
| 2024-05-31 | 805-661 | T-MOBILE USA, INC. | 6529 | VNTRA CNTL | CA |
| 2024-05-31 | 838-289 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | SCHENCTADY | NY |
| 2024-05-31 | 858-902 | T-MOBILE USA, INC. | 6529 | CHULAVISTA | CA |
| 2024-05-31 | 863-364 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | LAKE WALES | FL |
| 2024-05-31 | 870-979 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BLYTHEVL | AR |
| 2024-05-31 | 920-961 | ONVOY, LLC - WI | 225C | APPLETON | WI |
| 2024-05-31 | 943-264 | POWERTEL ATLANTA LICENSES, INC. | 7473 | BUFORD | GA |
| 2024-05-30 | 228-296 | ONVOY, LLC - MS | 719E | BILOXI | MS |
| 2024-05-30 | 249-482 | Iristel Inc. | 154E | Bracebridge | — |
| 2024-05-30 | 249-483 | Iristel Inc. | 154E | Borden-Angus | — |
| 2024-05-30 | 249-485 | Iristel Inc. | 154E | Bobcaygeon | — |
| 2024-05-30 | 272-406 | ONVOY, LLC - PA | 547E | CARBONDALE | PA |
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.