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 |
|---|---|---|---|---|---|
| 2023-12-20 | 350-203 | COMMIO, LLC | 939H | DOS PALOS | CA |
| 2023-12-20 | 350-212 | COMMIO, LLC | 939H | SUTTER CRK | CA |
| 2023-12-20 | 350-213 | COMMIO, LLC | 939H | LINDEN | CA |
| 2023-12-20 | 363-222 | ONVOY SPECTRUM, LLC | 624H | COLDSPGHBR | NY |
| 2023-12-20 | 363-999 | ONVOY, LLC- NY | 384C | NASSAUZN03 | NY |
| 2023-12-20 | 501-559 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR | 6805 | BENTON | AR |
| 2023-12-20 | 737-369 | COMMIO, LLC | 939H | ROCKDALE | TX |
| 2023-12-20 | 737-370 | COMMIO, LLC | 939H | AUSTIN | TX |
| 2023-12-20 | 737-371 | COMMIO, LLC | 939H | GEORGETOWN | TX |
| 2023-12-20 | 808-749 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | HONOLULU | HI |
| 2023-12-20 | 817-660 | COMMIO, LLC | 939H | FORT WORTH | TX |
| 2023-12-20 | 817-951 | COMMIO, LLC | 939H | KELLER | TX |
| 2023-12-20 | 817-954 | COMMIO, LLC | 939H | GRAPEVINE | TX |
| 2023-12-20 | 830-717 | COMMIO, LLC | 939H | NEWBRANFLS | TX |
| 2023-12-20 | 918-918 | ONVOY, LLC - OK | 409F | BROKENARRW | OK |
| 2023-12-20 | 936-343 | COMMIO, LLC | 939H | BATSON | TX |
| 2023-12-20 | 936-381 | COMMIO, LLC | 939H | MADISONVL | TX |
| 2023-12-20 | 936-383 | COMMIO, LLC | 939H | CORRIGAN | TX |
| 2023-12-20 | 941-352 | LEVEL 3 COMMUNICATIONS, LLC - FL | 4802 | BRADENTON | FL |
| 2023-12-20 | 945-316 | COMMIO, LLC | 939H | ANNA | TX |
| 2023-12-20 | 945-317 | COMMIO, LLC | 939H | VENUS | TX |
| 2023-12-20 | 945-318 | COMMIO, LLC | 939H | DE SOTO | TX |
| 2023-12-20 | 986-272 | AT&T - LOCAL | 7421 | NU ACRES | ID |
| 2023-12-19 | 363-363 | EXIANT COMMUNICATIONS LLC | 114J | NASSAUZN02 | NY |
| 2023-12-19 | 363-444 | BANDWIDTH.COM CLEC, LLC - NY | 997E | FARMINGDL | NY |
| 2023-12-19 | 363-777 | ONVOY, LLC- NY | 384C | NASSAUZN01 | NY |
| 2023-12-19 | 848-361 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ | 6391 | METUCHEN | NJ |
| 2023-12-19 | 920-956 | ONVOY, LLC - WI | 225C | NEENAH | WI |
| 2023-12-18 | 223-350 | D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE | 6846 | GETTYSBURG | PA |
| 2023-12-18 | 325-350 | CALLWORKS CORPORATION | 475J | SAN ANGELO | TX |
| 2023-12-18 | 343-324 | TELUS Mobility | 8303 | Ottawa-Hull | — |
| 2023-12-18 | 346-748 | COMMIO, LLC | 939H | BAMMEL | TX |
| 2023-12-18 | 365-384 | Bell Mobility | 6574 | Hamilton | — |
| 2023-12-18 | 413-516 | LEAP TELECOM, LLC | 616J | WESTFIELD | MA |
| 2023-12-18 | 413-520 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | HUNTINGTON | MA |
| 2023-12-18 | 447-283 | CALLWORKS CORPORATION | 475J | SPRINGFLD | IL |
| 2023-12-18 | 551-386 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | RIDGEWOOD | NJ |
| 2023-12-18 | 672-962 | TELUS Mobility | 8301 | Vancouver | — |
| 2023-12-18 | 742-601 | Bell Mobility | 6574 | St. Catharines-Thorold | — |
| 2023-12-18 | 742-701 | Bell Mobility | 6574 | Brampton | — |
| 2023-12-18 | 872-347 | SHELCOMM | 0051 | CHICGOZN01 | IL |
| 2023-12-18 | 945-314 | COMMIO, LLC | 939H | IRVING | TX |
| 2023-12-18 | 945-315 | COMMIO, LLC | 939H | MCKINNEY | TX |
| 2023-12-18 | 948-218 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | FRANKLIN | VA |
| 2023-12-15 | 248-947 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | FARMINGTON | MI |
| 2023-12-15 | 252-697 | COMMIO, LLC | 939H | TARBORO | NC |
| 2023-12-15 | 272-389 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NEWMILFORD | PA |
| 2023-12-15 | 272-390 | ONVOY, LLC - PA | 547E | PITTSTON | PA |
| 2023-12-15 | 272-391 | ONVOY, LLC - PA | 547E | CLARKSSMMT | PA |
| 2023-12-15 | 321-484 | COMMIO, LLC | 939H | COCOA | FL |
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.