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
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 |
|---|---|---|---|---|---|
| 2001-05-17 | 858-243 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | POWAY | CA |
| 2001-05-17 | 863-253 | METROPCS, INC. | 5562 | SEBRING | FL |
| 2001-05-17 | 910-335 | SUNCOM DBA T-MOBILE USA | 8645 | KENANSVL | NC |
| 2001-05-17 | 936-389 | SOUTHWESTERN BELL | 9533 | WALLER | TX |
| 2001-05-17 | 936-417 | SOUTHWESTERN BELL | 9533 | CORRIGAN | TX |
| 2001-05-17 | 936-681 | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | DAYTON | TX |
| 2001-05-17 | 937-421 | BRIGHTSPEED OF NORTHWEST OHIO, INC. | 0661 | JACKSONCTR | OH |
| 2001-05-17 | 940-584 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 4344 | BARTONVL | TX |
| 2001-05-17 | 941-448 | METROPCS, INC. | 5562 | BRADENTON | FL |
| 2001-05-17 | 971-388 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SALEM | OR |
| 2001-05-17 | 979-639 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 4344 | LA GRANGE | TX |
| 2001-05-16 | 252-394 | UNITED STATES CELLULAR - NC | 6282 | COLUMBIA | NC |
| 2001-05-16 | 267-878 | COMCAST IP PHONE, LLC | 318J | PHPHSBZN42 | PA |
| 2001-05-16 | 318-537 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MONROE | LA |
| 2001-05-16 | 402-417 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE | 5807 | LINCOLN | NE |
| 2001-05-16 | 404-723 | POWERTEL ATLANTA LICENSES, INC. | 7473 | ATLANTA | GA |
| 2001-05-16 | 404-729 | POWERTEL ATLANTA LICENSES, INC. | 7473 | ATLANTA | GA |
| 2001-05-16 | 440-220 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | WILLOUGHBY | OH |
| 2001-05-16 | 541-303 | LEVEL 3 COMMUNICATIONS, LLC - OR | 3234 | HERMISTON | OR |
| 2001-05-16 | 586-992 | MICHIGAN BELL TEL CO | 9323 | WASHINGTON | MI |
| 2001-05-16 | 608-399 | BRIGHTSPEED OF CENTRAL WISCONSIN, LLC | 1159 | HOLMEN | WI |
| 2001-05-16 | 631-790 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | PATCHOGUE | NY |
| 2001-05-16 | 631-805 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | AMITYVILLE | NY |
| 2001-05-16 | 631-882 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | CENTRAISLP | NY |
| 2001-05-16 | 631-943 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | BABYLON | NY |
| 2001-05-16 | 631-949 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | BELLPORT | NY |
| 2001-05-16 | 662-469 | PAETEC ITEL, LLC | 829J | HERNANDO | MS |
| 2001-05-16 | 702-296 | T-MOBILE USA, INC. | 6529 | LAS VEGAS | NV |
| 2001-05-16 | 717-220 | WINDSTREAM D & E SYSTEMS, INC. - PA | 4114 | HUMMELSTN | PA |
| 2001-05-16 | 732-642 | OMNIPOINT COMMUNICATIONS, INC. - NJ | 6623 | FREEHOLD | NJ |
| 2001-05-16 | 732-654 | LEVEL 3 COMMUNICATIONS, LLC - NJ | 4804 | SOUTHAMBOY | NJ |
| 2001-05-16 | 732-838 | PAETEC ITEL, LLC | 829J | SOUTHAMBOY | NJ |
| 2001-05-16 | 732-904 | METROPCS, INC. | 5562 | FREEHOLD | NJ |
| 2001-05-16 | 757-693 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | BELLEHAVEN | VA |
| 2001-05-16 | 757-694 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | TEMPERNCVL | VA |
| 2001-05-16 | 757-695 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CAPECHARLS | VA |
| 2001-05-16 | 786-258 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | NORTH DADE | FL |
| 2001-05-16 | 810-701 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | 6003 | FLINT | MI |
| 2001-05-16 | 810-937 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI | 7279 | PORT HURON | MI |
| 2001-05-16 | 913-669 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | KANSASCITY | KS |
| 2001-05-16 | 973-271 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ | 6391 | NEWTON | NJ |
| 2001-05-16 | 973-296 | OMNIPOINT COMMUNICATIONS, INC. - NJ | 6623 | CALDWELL | NJ |
| 2001-05-16 | 973-342 | OMNIPOINT COMMUNICATIONS, INC. - NJ | 6623 | NEWARK | NJ |
| 2001-05-16 | 973-930 | METROPCS, INC. | 5562 | PASSAIC | NJ |
| 2001-05-16 | 973-935 | LEVEL 3 COMMUNICATIONS, LLC - NJ | 4804 | NEWFOUNDLD | NJ |
| 2001-05-15 | 336-473 | SUNCOM DBA T-MOBILE USA | 8645 | WINSTN SAL | NC |
| 2001-05-15 | 337-263 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA | 6505 | LK CHARLES | LA |
| 2001-05-15 | 405-323 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OK | 5813 | OKLA CITY | OK |
| 2001-05-15 | 518-334 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | COLONIE | NY |
| 2001-05-15 | 520-313 | T-MOBILE USA, INC. | 6529 | NOGALES | AZ |
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.