Recent prefix assignments
357 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/17/2026
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.
Most active assignees, last 30 days
8X8, INC.
37
ONVOY, LLC - CA
35
NEW CINGULAR WIRELESS PCS, LLC - IL
33
NEW CINGULAR WIRELESS PCS, LLC - DC
27
ONVOY, LLC - TX
18
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-01-11 | 787-297 | METROPCS, INC. | 5562 | SANTURCE | PR |
| 2001-01-10 | 214-663 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GRANDPRARI | TX |
| 2001-01-10 | 269-313 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | 6003 | ST JOSEPH | MI |
| 2001-01-10 | 269-357 | METROPCS, INC. | 5562 | NILES | MI |
| 2001-01-10 | 269-620 | TELNET WORLDWIDE, INC. | 817J | ALLEGAN | MI |
| 2001-01-10 | 269-869 | TELNET WORLDWIDE, INC. | 817J | DOWAGIAC | MI |
| 2001-01-10 | 304-893 | FRONTIER WEST VIRGINIA INC. | 9214 | PRKRSBGZN1 | WV |
| 2001-01-10 | 304-894 | FRONTIER WEST VIRGINIA INC. | 9214 | BECKLEY | WV |
| 2001-01-10 | 330-209 | T-MOBILE USA, INC. | 6529 | CANTON | OH |
| 2001-01-10 | 330-421 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | 6025 | MEDINA | OH |
| 2001-01-10 | 334-710 | METROPCS, INC. | 5562 | LANGDALE | AL |
| 2001-01-10 | 413-657 | METROPCS, INC. | 5562 | SPRINGFLD | MA |
| 2001-01-10 | 440-813 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | 6025 | ASHTABULA | OH |
| 2001-01-10 | 443-762 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | BALTIMORE | MD |
| 2001-01-10 | 515-978 | QWEST CORPORATION | 9631 | DES MOINES | IA |
| 2001-01-10 | 540-271 | METROPCS, INC. | 5562 | HARRISONBG | VA |
| 2001-01-10 | 540-585 | LEVEL 3 COMMUNICATIONS, LLC - VA | 8825 | CHRISTISBG | VA |
| 2001-01-10 | 540-784 | METROPCS, INC. | 5562 | LEXINGTON | VA |
| 2001-01-10 | 573-721 | UNITED STATES CELLULAR - MO | 6275 | MEXICO | MO |
| 2001-01-10 | 616-825 | TELNET WORLDWIDE, INC. | 817J | ADA | MI |
| 2001-01-10 | 682-237 | SOUTHWESTERN BELL | 9533 | ROANOKE | TX |
| 2001-01-10 | 740-507 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | 6025 | MT VERNON | OH |
| 2001-01-10 | 832-513 | SOUTHWESTERN BELL | 9533 | BAMMEL | TX |
| 2001-01-10 | 845-350 | PAETEC ITEL, LLC | 829J | PAWLING | NY |
| 2001-01-10 | 914-432 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | OSSINING | NY |
| 2001-01-10 | 914-439 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | WSCHSTZN08 | NY |
| 2001-01-10 | 914-512 | VERIZON NEW YORK, INC. | 9104 | WSCHSTZN01 | NY |
| 2001-01-10 | 914-530 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | MT VERNON | NY |
| 2001-01-10 | 914-615 | VERIZON NEW YORK, INC. | 9104 | WSCHSTZN08 | NY |
| 2001-01-10 | 914-620 | TC SYSTEMS, INC. - NY | 7140 | WSCHSTZN02 | NY |
| 2001-01-10 | 914-623 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN01 | NY |
| 2001-01-10 | 914-627 | VERIZON NEW YORK, INC. | 9104 | WSCHSTZN06 | NY |
| 2001-01-10 | 914-708 | VERIZON NEW YORK, INC. | 9104 | WSCHSTZN09 | NY |
| 2001-01-10 | 914-733 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | MOUNTKISCO | NY |
| 2001-01-10 | 914-819 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN03 | NY |
| 2001-01-10 | 914-886 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN04 | NY |
| 2001-01-10 | 914-902 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN05 | NY |
| 2001-01-09 | 214-715 | METROPCS, INC. | 5562 | GRANDPRARI | TX |
| 2001-01-09 | 231-392 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | TRAVERSECY | MI |
| 2001-01-09 | 240-535 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN3 | MD |
| 2001-01-09 | 318-280 | ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC | 6916 | WINNSBORO | LA |
| 2001-01-09 | 318-288 | METROPCS, INC. | 5562 | MINDEN | LA |
| 2001-01-09 | 318-289 | ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC | 6916 | WINNFIELD | LA |
| 2001-01-09 | 337-370 | METROPCS, INC. | 5562 | JENNINGS | LA |
| 2001-01-09 | 423-767 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | JOHNSON CY | TN |
| 2001-01-09 | 662-310 | CELLULAR SOUTH, INC. | 6581 | WINONA | MS |
| 2001-01-09 | 682-626 | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | ATLAS | TX |
| 2001-01-09 | 703-200 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | WSNGTNZN17 | VA |
| 2001-01-09 | 715-456 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | EAU CLAIRE | WI |
| 2001-01-09 | 715-790 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | RICE LAKE | WI |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/17/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.