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
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Dec 2025
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-05-18 | 916-589 | PACIFIC BELL | 9740 | SCRM MAIN | CA |
| 2001-05-18 | 916-795 | PACIFIC BELL | 9740 | SCRM MAIN | CA |
| 2001-05-18 | 919-533 | LEVEL 3 COMMUNICATIONS, LLC - NC | 3235 | PITTSBORO | NC |
| 2001-05-18 | 919-637 | SUNCOM DBA T-MOBILE USA | 8645 | RALEIGH | NC |
| 2001-05-18 | 919-638 | SUNCOM DBA T-MOBILE USA | 8645 | DURHAM | NC |
| 2001-05-18 | 919-724 | LEVEL 3 COMMUNICATIONS, LLC - NC | 3235 | DURHAM | NC |
| 2001-05-18 | 919-826 | SPOK, INC. | 6630 | GOLDSBORO | NC |
| 2001-05-18 | 925-595 | METROPCS, INC. | 5562 | CONCORD | CA |
| 2001-05-18 | 925-667 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | LIVERMORE | CA |
| 2001-05-18 | 941-524 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | BRADENTON | FL |
| 2001-05-18 | 949-456 | T-MOBILE USA, INC. | 6529 | CAPITRNVLY | CA |
| 2001-05-18 | 949-573 | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 7139 | CAPITRNVLY | CA |
| 2001-05-18 | 949-639 | PACIFIC BELL | 9740 | SADLBK VLY | CA |
| 2001-05-18 | 978-300 | PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA | 268F | TOWNSEND | MA |
| 2001-05-18 | 978-627 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | FITCHBURG | MA |
| 2001-05-18 | 978-710 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | LOWELL | MA |
| 2001-05-17 | 202-368 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN1 | DC |
| 2001-05-17 | 208-713 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | BOISE | ID |
| 2001-05-17 | 209-346 | METROPCS, INC. | 5562 | TRACY | CA |
| 2001-05-17 | 209-747 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | LODI | CA |
| 2001-05-17 | 239-287 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | BONITA SPG | FL |
| 2001-05-17 | 304-461 | LUMOS NETWORKS INC. - VA | 7849 | BECKLEY | WV |
| 2001-05-17 | 314-256 | SOUTHWESTERN BELL | 9533 | ST LOUIS | MO |
| 2001-05-17 | 314-859 | SOUTHWESTERN BELL | 9533 | ST LOUIS | MO |
| 2001-05-17 | 352-286 | AERIAL COMMUNICATIONS, INC. | 6701 | OCALA | FL |
| 2001-05-17 | 352-287 | AERIAL COMMUNICATIONS, INC. | 6701 | INVERNESS | FL |
| 2001-05-17 | 352-692 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | GAINESVL | FL |
| 2001-05-17 | 402-519 | UNITED STATES CELLULAR - NE | 6263 | HASTINGS | NE |
| 2001-05-17 | 407-254 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | ORLANDO | FL |
| 2001-05-17 | 408-426 | T-MOBILE USA, INC. | 6529 | CAMPBELL | CA |
| 2001-05-17 | 408-461 | T-MOBILE USA, INC. | 6529 | SAN MARTIN | CA |
| 2001-05-17 | 417-316 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MT VERNON | MO |
| 2001-05-17 | 417-596 | BRIGHTSPEED OF MISSOURI, LLC | 9786 | WESTPLAINS | MO |
| 2001-05-17 | 419-558 | LEVEL 3 COMMUNICATIONS, LLC - OH | 4863 | ADA | OH |
| 2001-05-17 | 510-557 | T-MOBILE USA, INC. | 6529 | FRNK MAIN | CA |
| 2001-05-17 | 510-952 | METROPCS, INC. | 5562 | FRNK GRNLF | CA |
| 2001-05-17 | 540-515 | ONVOY, LLC - VA | 138E | BRIDGEWTR | VA |
| 2001-05-17 | 605-556 | MIDCONTINENT COMMUNICATIONS. - SD | 7076 | MADISON | SD |
| 2001-05-17 | 605-558 | MIDCONTINENT COMMUNICATIONS. - SD | 7076 | CANTON | SD |
| 2001-05-17 | 704-288 | LEVEL 3 COMMUNICATIONS, LLC - NC | 3235 | MONROE | NC |
| 2001-05-17 | 727-237 | METROPCS, INC. | 5562 | NWPTRICHEY | FL |
| 2001-05-17 | 757-469 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NRFOLKZON2 | VA |
| 2001-05-17 | 786-252 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | MIAMI | FL |
| 2001-05-17 | 786-253 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | MIAMI | FL |
| 2001-05-17 | 813-846 | AERIAL COMMUNICATIONS, INC. | 6701 | TAMPA | FL |
| 2001-05-17 | 816-735 | LEVEL 3 COMMUNICATIONS, LLC - MO | 4932 | HOLDEN | MO |
| 2001-05-17 | 816-925 | LEVEL 3 COMMUNICATIONS, LLC - MO | 4932 | HARRISONVL | MO |
| 2001-05-17 | 832-259 | METROPCS, INC. | 5562 | HOUSTON | TX |
| 2001-05-17 | 856-287 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ | 6391 | HADDON HTS | NJ |
| 2001-05-17 | 857-222 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | BOSTON | MA |
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.