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 |
|---|---|---|---|---|---|
| 2001-01-24 | 425-275 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7173 | HALLS LAKE | WA |
| 2001-01-24 | 425-293 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7173 | EVERETT | WA |
| 2001-01-24 | 425-295 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7173 | ISSAQUAH | WA |
| 2001-01-24 | 563-608 | UNITED STATES CELLULAR - IA | 6266 | MANCHESTER | IA |
| 2001-01-24 | 623-715 | TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 7217 | PHOENIX | AZ |
| 2001-01-24 | 662-404 | CELLULAR SOUTH, INC. | 6581 | MEMPHIS | MS |
| 2001-01-24 | 701-610 | AERIAL COMMUNICATIONS, INC. | 6701 | GRANDFORKS | ND |
| 2001-01-24 | 712-210 | UNITED STATES CELLULAR - IA | 6266 | LIDDERDALE | IA |
| 2001-01-24 | 772-257 | PAETEC ITEL, LLC | 829J | VERO BEACH | FL |
| 2001-01-24 | 772-463 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | STUART | FL |
| 2001-01-24 | 772-834 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | PTST LUCIE | FL |
| 2001-01-24 | 815-514 | T-MOBILE USA, INC. | 6529 | JOLIET | IL |
| 2001-01-24 | 815-516 | T-MOBILE USA, INC. | 6529 | ROCKFORD | IL |
| 2001-01-24 | 815-710 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | 7136 | MORRIS | IL |
| 2001-01-24 | 815-880 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | 7196 | WOODSTOCK | IL |
| 2001-01-24 | 845-527 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | NEWBURGH | NY |
| 2001-01-24 | 845-551 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | MIDDLETOWN | NY |
| 2001-01-24 | 845-797 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | POUGHKEPSI | NY |
| 2001-01-24 | 937-580 | OHIO BELL TEL CO | 9321 | DAYTON | OH |
| 2001-01-23 | 202-746 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN1 | DC |
| 2001-01-23 | 206-560 | SPOK, INC. | 6630 | SEATTLE | WA |
| 2001-01-23 | 239-784 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | NAPLES | FL |
| 2001-01-23 | 253-233 | SPOK, INC. | 6630 | TACOMA | WA |
| 2001-01-23 | 267-575 | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | 6626 | PHPHSBZN33 | PA |
| 2001-01-23 | 323-989 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | LSAN DA 11 | CA |
| 2001-01-23 | 501-818 | T-MOBILE USA, INC. | 6529 | MALVERN | AR |
| 2001-01-23 | 646-277 | PAETEC ITEL, LLC | 829J | NWYRCYZN01 | NY |
| 2001-01-23 | 704-253 | TELEPORT COMMUNICATIONS AMERICA, LLC - NC | 8389 | STATESVL | NC |
| 2001-01-23 | 704-649 | SUNCOM DBA T-MOBILE USA | 8645 | CHARLOTTE | NC |
| 2001-01-23 | 719-866 | QWEST CORPORATION | 9636 | COLORDOSPG | CO |
| 2001-01-23 | 731-602 | LEVEL 3 COMMUNICATIONS, LLC - TN | 4806 | LEXINGTON | TN |
| 2001-01-23 | 731-809 | AENEAS COMMUNICATIONS, LLC - TN | 2891 | TIPTONVL | TN |
| 2001-01-23 | 810-300 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | 6003 | PORT HURON | MI |
| 2001-01-23 | 813-992 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | TAMPA | FL |
| 2001-01-23 | 816-588 | AERIAL COMMUNICATIONS, INC. | 6701 | KANSASCITY | MO |
| 2001-01-23 | 850-459 | POWERTEL JACKSONVILLE LICENSES, INC. | 7472 | TALLAHASSE | FL |
| 2001-01-23 | 870-562 | T-MOBILE USA, INC. | 6529 | MAGNOLIA | AR |
| 2001-01-23 | 901-622 | AENEAS COMMUNICATIONS, LLC - TN | 2891 | COVINGTON | TN |
| 2001-01-23 | 901-649 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MEMPHIS | TN |
| 2001-01-23 | 901-650 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MEMPHIS | TN |
| 2001-01-23 | 901-679 | POWERTEL MEMPHIS LICENSES, INC. | 7474 | MEMPHIS | TN |
| 2001-01-23 | 903-491 | T-MOBILE USA, INC. | 6529 | DETROIT | TX |
| 2001-01-23 | 980-233 | SUNCOM DBA T-MOBILE USA | 8645 | CHARLOTTE | NC |
| 2001-01-23 | 980-328 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MONROE | NC |
| 2001-01-23 | 980-329 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | GASTONIA | NC |
| 2001-01-23 | 980-428 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | 6324 | CHARLOTTE | NC |
| 2001-01-22 | 201-281 | OMNIPOINT COMMUNICATIONS, INC. - NJ | 6623 | HACKENSACK | NJ |
| 2001-01-22 | 201-334 | LEVEL 3 COMMUNICATIONS, LLC - NJ | 4804 | HACKENSACK | NJ |
| 2001-01-22 | 201-636 | PAETEC ITEL, LLC | 829J | RUTHERFORD | NJ |
| 2001-01-22 | 201-735 | LEVEL 3 COMMUNICATIONS, LLC - NJ | 4804 | ENGLEWOOD | NJ |
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.