Recent prefix assignments
355 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 |
|---|---|---|---|---|---|
| 2001-03-01 | 214-592 | SOUTHWESTERN BELL | 9533 | MCKINNEY | TX |
| 2001-03-01 | 218-235 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ELY | MN |
| 2001-03-01 | 318-572 | ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC | 6916 | SHREVEPORT | LA |
| 2001-03-01 | 408-754 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | SNJS SOUTH | CA |
| 2001-03-01 | 469-698 | SOUTHWESTERN BELL | 9533 | ROCKWALL | TX |
| 2001-03-01 | 479-573 | SOUTHWESTERN BELL | 9533 | FORT SMITH | AR |
| 2001-03-01 | 484-259 | PAETEC ITEL, LLC | 829J | MENDENHALL | PA |
| 2001-03-01 | 507-633 | KASSON-MANTORVILLE TELEPHONE COMPANY - MN | 5566 | DODGE CTR | MN |
| 2001-03-01 | 510-933 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | FRNK OLIVR | CA |
| 2001-03-01 | 530-567 | T-MOBILE USA, INC. | 6529 | RED BLUFF | CA |
| 2001-03-01 | 559-593 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | CLOVIS | CA |
| 2001-03-01 | 559-904 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | LEMOORE | CA |
| 2001-03-01 | 650-922 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | SSNFRNCSCO | CA |
| 2001-03-01 | 661-410 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | BKFD NORTH | CA |
| 2001-03-01 | 661-716 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | BKFD MAIN | CA |
| 2001-03-01 | 661-847 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | BKFD SOUTH | CA |
| 2001-03-01 | 706-523 | METROPCS, INC. | 5562 | PINE MT | GA |
| 2001-03-01 | 707-980 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | VALLEJO | CA |
| 2001-03-01 | 805-433 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SIMIVALLEY | CA |
| 2001-03-01 | 805-797 | METROPCS NETWORKS, LLC | 899D | VNTRA CNTL | CA |
| 2001-03-01 | 805-835 | PACIFIC BELL | 9740 | PASOROBLES | CA |
| 2001-03-01 | 832-778 | SOUTHWESTERN BELL | 9533 | HOUSTON | TX |
| 2001-03-01 | 908-434 | LEVEL 3 COMMUNICATIONS, LLC - NJ | 4804 | WHITEHOUSE | NJ |
| 2001-03-01 | 914-457 | CABLEVISION LIGHTPATH, INC. - NY | 7126 | WSCHSTZN01 | NY |
| 2001-03-01 | 914-831 | CABLEVISION LIGHTPATH, INC. - NY | 7126 | WSCHSTZN08 | NY |
| 2001-03-01 | 916-796 | T-MOBILE USA, INC. | 6529 | RIO LINDA | CA |
| 2001-03-01 | 916-879 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | SCRM MAIN | CA |
| 2001-03-01 | 925-608 | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | MARTINEZ | CA |
| 2001-03-01 | 925-771 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | CONCORD | CA |
| 2001-03-01 | 925-809 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | ECONTRCOST | CA |
| 2001-03-01 | 956-523 | SOUTHWESTERN BELL | 9533 | LAREDO | TX |
| 2001-02-28 | 201-956 | PAETEC ITEL, LLC | 829J | FAIR LAWN | NJ |
| 2001-02-28 | 202-572 | TELEPORT COMMUNICATIONS AMERICA, LLC - DC | 7529 | WSHNGTNZN1 | DC |
| 2001-02-28 | 206-392 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7173 | SEATTLE | WA |
| 2001-02-28 | 229-903 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | ALBANY | GA |
| 2001-02-28 | 248-869 | TELNET WORLDWIDE, INC. | 817J | NORTHVILLE | MI |
| 2001-02-28 | 248-946 | WOW! INTERNET, CABLE AND PHONE | 961J | NORTHVILLE | MI |
| 2001-02-28 | 253-248 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7173 | TACOMAWVLY | WA |
| 2001-02-28 | 253-249 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7173 | AUBURN | WA |
| 2001-02-28 | 267-847 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | PHLDLPHZN1 | PA |
| 2001-02-28 | 310-936 | T-MOBILE USA, INC. | 6529 | CULVERCITY | CA |
| 2001-02-28 | 408-685 | METROPCS, INC. | 5562 | SUNNYVALE | CA |
| 2001-02-28 | 423-356 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | CHATTNOOGA | TN |
| 2001-02-28 | 425-395 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7173 | ISSAQUAH | WA |
| 2001-02-28 | 478-410 | POWERTEL ATLANTA LICENSES, INC. | 7473 | DUBLIN | GA |
| 2001-02-28 | 517-905 | TELNET WORLDWIDE, INC. | 817J | JACKSON | MI |
| 2001-02-28 | 517-961 | ACD TELECOM, INC. - MI | 3535 | ALBION | MI |
| 2001-02-28 | 517-980 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | LANSING | MI |
| 2001-02-28 | 601-383 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | 6396 | JACKSON | MS |
| 2001-02-28 | 601-448 | LEVEL 3 COMMUNICATIONS, LLC - MS | 5178 | PORTGIBSON | MS |
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.