NumberResearchRecent prefix assignments
371 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
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Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2023-12-27 | 573-428 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BIRCH TREE | MO |
| 2023-12-27 | 626-721 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | ALHAMBRA | CA |
| 2023-12-27 | 651-585 | FIVE9, INC. | 598J | STILLWATER | MN |
| 2023-12-27 | 657-715 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | SILVERADO | CA |
| 2023-12-27 | 667-463 | FIVE9, INC. | 598J | DARLINGTON | MD |
| 2023-12-27 | 740-905 | FIVE9, INC. | 598J | DRESDEN | OH |
| 2023-12-27 | 805-412 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | CAMARILLO | CA |
| 2023-12-22 | 227-224 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN2 | MD |
| 2023-12-22 | 254-561 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BELTON | TX |
| 2023-12-22 | 325-351 | BOOST SUBSCRIBERCO L.L.C. | 490J | SAN ANGELO | TX |
| 2023-12-22 | 334-917 | ONVOY SPECTRUM, LLC | 624H | OPELIKA | AL |
| 2023-12-22 | 346-764 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | LANGHAMCRK | TX |
| 2023-12-22 | 352-830 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | OCALA | FL |
| 2023-12-22 | 368-599 | Fido Solutions Inc. | 5643 | Calgary | — |
| 2023-12-22 | 386-372 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | FLAGLERBCH | FL |
| 2023-12-22 | 409-323 | COMMIO, LLC | 939H | WARREN | TX |
| 2023-12-22 | 409-324 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GALVESTON | TX |
| 2023-12-22 | 530-973 | COMMIO, LLC | 939H | ARBUCKLE | CA |
| 2023-12-22 | 557-218 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LADUE | MO |
| 2023-12-22 | 559-778 | COMMIO, LLC | 939H | FRESNO | CA |
| 2023-12-22 | 616-381 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GRAND RPDS | MI |
| 2023-12-22 | 672-577 | Fido Solutions Inc. | 5643 | Victoria | — |
| 2023-12-22 | 672-770 | Fido Solutions Inc. | 5643 | Chilliwack | — |
| 2023-12-22 | 725-321 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | LAS VEGAS | NV |
| 2023-12-22 | 742-886 | Fido Solutions Inc. | 5643 | Milton | — |
| 2023-12-22 | 753-887 | Fido Solutions Inc. | 5643 | Kingston | — |
| 2023-12-22 | 810-323 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LAPEER | MI |
| 2023-12-22 | 903-972 | COMMIO, LLC | 939H | CANTON | TX |
| 2023-12-22 | 903-979 | COMMIO, LLC | 939H | JEWETT | TX |
| 2023-12-22 | 928-880 | ONVOY SPECTRUM, LLC | 624H | KINGMAN | AZ |
| 2023-12-22 | 938-230 | ONVOY SPECTRUM, LLC | 624H | DECATUR | AL |
| 2023-12-22 | 940-352 | COMMIO, LLC | 939H | ARGYLE | TX |
| 2023-12-22 | 940-371 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DECATUR | TX |
| 2023-12-21 | 236-563 | Videotron Ltd. | 328F | Whistler | — |
| 2023-12-21 | 236-564 | Videotron Ltd. | 328F | Penticton | — |
| 2023-12-21 | 254-560 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | GATESVILLE | TX |
| 2023-12-21 | 334-916 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | DOTHAN | AL |
| 2023-12-21 | 341-243 | COMMIO, LLC | 939H | HRCUL-RODE | CA |
| 2023-12-21 | 346-751 | COMMIO, LLC | 939H | ROSHARON | TX |
| 2023-12-21 | 346-752 | COMMIO, LLC | 939H | LANGHAMCRK | TX |
| 2023-12-21 | 346-753 | COMMIO, LLC | 939H | TOMBALL | TX |
| 2023-12-21 | 346-756 | COMMIO, LLC | 939H | SPRING | TX |
| 2023-12-21 | 346-759 | COMMIO, LLC | 939H | KATY | TX |
| 2023-12-21 | 346-761 | COMMIO, LLC | 939H | SATSUMA | TX |
| 2023-12-21 | 350-214 | COMMIO, LLC | 939H | VALLEY SPG | CA |
| 2023-12-21 | 350-215 | COMMIO, LLC | 939H | SNELLING | CA |
| 2023-12-21 | 350-216 | COMMIO, LLC | 939H | MODESTO | CA |
| 2023-12-21 | 361-373 | COMMIO, LLC | 939H | ALICE | TX |
| 2023-12-21 | 361-378 | COMMIO, LLC | 939H | REFUGIO | TX |
| 2023-12-21 | 369-214 | COMMIO, LLC | 939H | SANTA ROSA | CA |
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.