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
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2008-09-03 | 541-873 | ONVOY, LLC - OR | 750E | SENECA | OR |
| 2008-09-03 | 585-210 | BANDWIDTH.COM CLEC, LLC - NY | 997E | ROCHESTER | NY |
| 2008-09-03 | 607-296 | BANDWIDTH.COM CLEC, LLC - NY | 997E | BINGHAMTON | NY |
| 2008-09-03 | 646-360 | BANDWIDTH.COM CLEC, LLC - NY | 997E | NWYRCYZN01 | NY |
| 2008-09-03 | 647-638 | Rogers Communications Canada Inc. (Wireless) | 8821 | Toronto | — |
| 2008-09-03 | 647-929 | Rogers Communications Canada Inc. (Wireless) | 8821 | Toronto | — |
| 2008-09-03 | 647-966 | Rogers Communications Canada Inc. (Wireless) | 8821 | Toronto | — |
| 2008-09-03 | 716-218 | BANDWIDTH.COM CLEC, LLC - NY | 997E | BUFFALO | NY |
| 2008-09-03 | 724-200 | COMCAST IP PHONE, LLC | 318J | ENONVALLEY | PA |
| 2008-09-03 | 778-221 | Bell Mobility | 6574 | Houston | — |
| 2008-09-03 | 912-378 | LEVEL 3 COMMUNICATIONS, LLC - GA | 6116 | BROXTON | GA |
| 2008-09-02 | 337-426 | BANDWIDTH.COM CLEC, LLC - LA | 153F | LK CHARLES | LA |
| 2008-09-02 | 424-646 | PACIFIC BELL | 9740 | INGLEWOOD | CA |
| 2008-09-02 | 469-297 | TWC IP ENABLED SERVICES, LLC | 793K | DE SOTO | TX |
| 2008-09-02 | 505-717 | ONVOY, LLC - NM | 206F | ALBUQURQUE | NM |
| 2008-09-02 | 512-513 | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 7516 | AUSTIN | TX |
| 2008-09-02 | 517-742 | AT&T ENTERPRISES, LLC | 516C | HOLT | MI |
| 2008-09-02 | 541-804 | ONVOY, LLC - OR | 750E | DRAIN | OR |
| 2008-09-02 | 541-827 | ONVOY, LLC - OR | 750E | CHILOQUIN | OR |
| 2008-09-02 | 541-835 | ONVOY, LLC - OR | 750E | FT KLAMATH | OR |
| 2008-09-02 | 574-398 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | LOGANSPORT | IN |
| 2008-09-02 | 769-243 | POWERTEL MEMPHIS LICENSES, INC. | 7474 | JACKSON | MS |
| 2008-09-02 | 773-703 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN10 | IL |
| 2008-09-02 | 805-817 | ONVOY, LLC - CA | 649C | SNLUSOBSPO | CA |
| 2008-09-02 | 862-218 | BANDWIDTH.COM CLEC, LLC - NJ | 118F | NEWARK | NJ |
| 2008-09-02 | 937-896 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | URBANA | OH |
| 2008-08-29 | 218-417 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN | 5816 | INTETNLFLS | MN |
| 2008-08-29 | 219-250 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | 6725 | CHESTERTON | IN |
| 2008-08-29 | 226-363 | TELUS Integrated Communications | 2782 | Emeryville | — |
| 2008-08-29 | 289-265 | TELUS Integrated Communications | 2782 | Colborne | — |
| 2008-08-29 | 480-717 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PHOENIX | AZ |
| 2008-08-29 | 509-713 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA | 5812 | RICHLAND | WA |
| 2008-08-29 | 540-628 | COMCAST IP PHONE, LLC | 318J | STAFFORD | VA |
| 2008-08-29 | 540-705 | BANDWIDTH.COM CLEC, LLC - VA | 079F | HARRISONBG | VA |
| 2008-08-29 | 602-732 | PAETEC ITEL, LLC | 829J | PHOENIX | AZ |
| 2008-08-29 | 647-383 | Bell Mobility | 6574 | Toronto | — |
| 2008-08-29 | 647-384 | Bell Mobility | 6574 | Toronto | — |
| 2008-08-29 | 867-621 | Bell Mobility | 6574 | Fort Smith | — |
| 2008-08-29 | 910-742 | BANDWIDTH.COM CLEC, LLC - NC | 998E | WILMINGTON | NC |
| 2008-08-28 | 443-654 | VERIZON MARYLAND, INC. | 9212 | WATERLO236 | MD |
| 2008-08-28 | 510-397 | COMCAST PHONE OF CALIFORNIA, LLC | 394L | HAYWARD | CA |
| 2008-08-28 | 541-641 | ONVOY, LLC - OR | 750E | YONCALLA | OR |
| 2008-08-28 | 541-652 | ONVOY, LLC - OR | 750E | BLY | OR |
| 2008-08-28 | 541-845 | ONVOY, LLC - OR | 750E | MERRILL | OR |
| 2008-08-28 | 541-859 | ONVOY, LLC - OR | 750E | ROCKYPOINT | OR |
| 2008-08-28 | 541-871 | ONVOY, LLC - OR | 750E | SPRAGUERIV | OR |
| 2008-08-28 | 541-872 | ONVOY, LLC - OR | 750E | GLIDE | OR |
| 2008-08-28 | 541-906 | ONVOY, LLC - OR | 750E | PAISLEY | OR |
| 2008-08-28 | 541-909 | ONVOY, LLC - OR | 750E | NO UMPQUA | OR |
| 2008-08-28 | 559-481 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | MADERA | 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.