NumberResearchRecent prefix assignments
369 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/18/2026
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
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Mar 2026
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Dec 2025
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-05-03 | 843-597 | POWERTEL ATLANTA LICENSES, INC. | 7473 | BEAUFORT | SC |
| 2001-05-03 | 857-225 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | BROOKLINE | MA |
| 2001-05-03 | 857-523 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | SOMERVILLE | MA |
| 2001-05-03 | 857-998 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | CAMBRIDGE | MA |
| 2001-05-03 | 909-435 | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | REDLANDS | CA |
| 2001-05-03 | 910-784 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | WILMINGTON | NC |
| 2001-05-03 | 949-784 | PACIFIC BELL | 9740 | IRVINE | CA |
| 2001-05-03 | 951-258 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | CORONA | CA |
| 2001-05-03 | 951-643 | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | ARLINGTON | CA |
| 2001-05-03 | 951-905 | T-MOBILE USA, INC. | 6529 | RIVERSIDE | CA |
| 2001-05-03 | 978-253 | PAETEC ITEL, LLC | 829J | WILMINGTON | MA |
| 2001-05-03 | 978-490 | METROPCS, INC. | 5562 | WESTFORD | MA |
| 2001-05-02 | 214-514 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX |
| 2001-05-02 | 228-236 | PAETEC ITEL, LLC | 829J | GULFPORT | MS |
| 2001-05-02 | 248-259 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | ROYAL OAK | MI |
| 2001-05-02 | 248-849 | MICHIGAN BELL TEL CO | 9323 | SOUTHFIELD | MI |
| 2001-05-02 | 256-750 | POWERTEL BIRMINGHAM LICENSES, INC. | 7475 | ALEXANDRCY | AL |
| 2001-05-02 | 256-755 | METROPCS, INC. | 5562 | HUNTSVILLE | AL |
| 2001-05-02 | 321-298 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | COCOA | FL |
| 2001-05-02 | 361-219 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | FALFURRIAS | TX |
| 2001-05-02 | 409-212 | SOUTHWESTERN BELL | 9533 | BEAUMONT | TX |
| 2001-05-02 | 435-336 | ALL WEST COMMUNICATIONS - UT | 2288 | COALVILLE | UT |
| 2001-05-02 | 469-955 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | IRVING | TX |
| 2001-05-02 | 517-861 | METROPCS, INC. | 5562 | HOWELL | MI |
| 2001-05-02 | 517-985 | ACD TELECOM, INC. - MI | 3535 | STOCKBDG | MI |
| 2001-05-02 | 518-302 | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | LAKEPLACID | NY |
| 2001-05-02 | 580-264 | UNITED STATES CELLULAR - OK | 6272 | HEALDTON | OK |
| 2001-05-02 | 608-379 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | MOUNT HOPE | WI |
| 2001-05-02 | 617-658 | PAETEC ITEL, LLC | 829J | NEWTON | MA |
| 2001-05-02 | 662-266 | CELLULAR SOUTH, INC. | 6581 | NEW ALBANY | MS |
| 2001-05-02 | 682-867 | SOUTHWESTERN BELL | 9533 | ARLINGTON | TX |
| 2001-05-02 | 706-416 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | LAGRANGE | GA |
| 2001-05-02 | 724-305 | LEVEL 3 COMMUNICATIONS, LLC - PA | 4007 | DONORA | PA |
| 2001-05-02 | 724-398 | LEVEL 3 COMMUNICATIONS, LLC - PA | 4007 | DAWSON | PA |
| 2001-05-02 | 724-560 | LEVEL 3 COMMUNICATIONS, LLC - PA | 4007 | FAYETTE CY | PA |
| 2001-05-02 | 724-908 | LEVEL 3 COMMUNICATIONS, LLC - PA | 4007 | PERRYOPOLS | PA |
| 2001-05-02 | 805-603 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | CAMARILLO | CA |
| 2001-05-02 | 805-624 | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | SIMIVALLEY | CA |
| 2001-05-02 | 805-814 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2001-05-02 | 812-245 | PAETEC ITEL, LLC | 829J | BLOOMINGTN | IN |
| 2001-05-02 | 812-255 | PAETEC ITEL, LLC | 829J | VINCENNES | IN |
| 2001-05-02 | 832-257 | AERIAL COMMUNICATIONS, INC. | 6701 | SPRING | TX |
| 2001-05-02 | 989-916 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ALPENA | MI |
| 2001-05-02 | 989-965 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | 6003 | GLADWIN | MI |
| 2001-05-01 | 202-449 | LEVEL 3 COMMUNICATIONS, LLC - DC | 6117 | WSHNGTNZN1 | DC |
| 2001-05-01 | 203-278 | OMNIPOINT COMMUNICATIONS, INC. - CT | 6624 | ANSONIDRBY | CT |
| 2001-05-01 | 218-530 | AERIAL COMMUNICATIONS, INC. | 6701 | DETROITLKS | MN |
| 2001-05-01 | 218-531 | CHARTER IP ENABLED SERVICES, LLC | 792K | FERGUS FLS | MN |
| 2001-05-01 | 225-279 | VOICESTREAM GSM I, LLC | 150C | BATONROUGE | LA |
| 2001-05-01 | 229-815 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | 6540 | AMERICUS | GA |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/18/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.