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
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 |
|---|---|---|---|---|---|
| 2024-11-12 | 730-258 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CENTRALIA | IL |
| 2024-11-12 | 775-675 | LEAP TELECOM, LLC | 616J | RENO | NV |
| 2024-11-12 | 838-293 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CENTRALBDG | NY |
| 2024-11-12 | 840-268 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | MARSHALL | CA |
| 2024-11-12 | 857-944 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | BOSTON | MA |
| 2024-11-12 | 858-417 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | NATIONALCY | CA |
| 2024-11-12 | 929-787 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN04 | NY |
| 2024-11-12 | 929-790 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NWYRCYZN07 | NY |
| 2024-11-12 | 929-791 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NWYRCYZN14 | NY |
| 2024-11-11 | 227-259 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | LAUREL236 | MD |
| 2024-11-11 | 254-586 | T-MOBILE USA, INC. | 6529 | MARLIN | TX |
| 2024-11-11 | 318-917 | BANDWIDTH.COM CLEC, LLC - LA | 153F | MONROE | LA |
| 2024-11-11 | 468-998 | Fibernetics Corporation | 464D | Ottawa-Hull | — |
| 2024-11-11 | 631-497 | ONVOY, LLC- NY | 384C | HUNTINGTON | NY |
| 2024-11-11 | 641-997 | UNITED STATES CELLULAR - IA | 6266 | OTTUMWA | IA |
| 2024-11-11 | 680-313 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | SYRACUSE | NY |
| 2024-11-11 | 681-548 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | LEWISBURG | WV |
| 2024-11-11 | 742-299 | Rogers Communications Canada Inc. (Cable) | 743B | Wellandport | — |
| 2024-11-11 | 742-770 | Fibernetics Corporation | 464D | Niagara Falls | — |
| 2024-11-11 | 742-776 | Fibernetics Corporation | 464D | Niagara-On-The-Lake | — |
| 2024-11-11 | 774-718 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | TAUNTON | MA |
| 2024-11-11 | 857-989 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NEWTON | MA |
| 2024-11-11 | 913-447 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | KANSASCITY | KS |
| 2024-11-08 | 279-270 | NUSO, LLC | 478J | SCRM NORTH | CA |
| 2024-11-08 | 334-948 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | DOTHAN | AL |
| 2024-11-08 | 424-520 | T-MOBILE USA, INC. | 6529 | CMTN CMTN | CA |
| 2024-11-08 | 442-442 | T-MOBILE USA, INC. | 6529 | BRAWLEY | CA |
| 2024-11-08 | 539-310 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | WILBURTON | OK |
| 2024-11-08 | 551-410 | ONVOY, LLC - NJ | 637C | RIDGEWOOD | NJ |
| 2024-11-08 | 562-510 | T-MOBILE USA, INC. | 6529 | ALAMITOS | CA |
| 2024-11-08 | 571-692 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSNGTNZN17 | VA |
| 2024-11-08 | 572-247 | NUSO, LLC | 478J | OKLA CITY | OK |
| 2024-11-08 | 575-331 | ONVOY, LLC - NM | 206F | LAS CRUCES | NM |
| 2024-11-08 | 626-801 | ONVOY, LLC - CA | 649C | ALHAMBRA | CA |
| 2024-11-08 | 645-238 | ONVOY, LLC - FL | 937C | NORTH DADE | FL |
| 2024-11-08 | 645-239 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | NORTH DADE | FL |
| 2024-11-08 | 689-347 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | ORLANDO | FL |
| 2024-11-08 | 725-343 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | LAUGHLIN | NV |
| 2024-11-08 | 728-229 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | BOCA RATON | FL |
| 2024-11-08 | 775-579 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PARADISVLY | NV |
| 2024-11-08 | 941-414 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | BRADENTON | FL |
| 2024-11-08 | 945-354 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GRANDPRARI | TX |
| 2024-11-07 | 213-692 | ONVOY SPECTRUM, LLC | 624H | LSAN DA 09 | CA |
| 2024-11-07 | 213-917 | ONVOY SPECTRUM, LLC | 624H | LSAN DA 06 | CA |
| 2024-11-07 | 213-920 | ONVOY SPECTRUM, LLC | 624H | LSAN DA 10 | CA |
| 2024-11-07 | 213-939 | ONVOY SPECTRUM, LLC | 624H | LSAN DA 11 | CA |
| 2024-11-07 | 213-940 | ONVOY SPECTRUM, LLC | 624H | LSAN DA 14 | CA |
| 2024-11-07 | 239-496 | ONVOY, LLC - FL | 937C | BONITA SPG | FL |
| 2024-11-07 | 334-942 | ONVOY, LLC - AL | 604E | PHENIXCITY | AL |
| 2024-11-07 | 346-846 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HSTNSUBURB | TX |
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.