NumberResearchRecent prefix assignments
369 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 2026-04
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
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May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-07-17 | 951-634 | METROPCS NETWORKS, LLC | 899D | HEMT HEMT | CA |
| 2001-07-17 | 951-970 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | MURRIETA | CA |
| 2001-07-16 | 209-410 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | TURLOCK | CA |
| 2001-07-16 | 209-499 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | MODESTO | CA |
| 2001-07-16 | 254-659 | SOUTHWESTERN BELL | 9533 | HILLSBORO | TX |
| 2001-07-16 | 304-376 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MORGANTOWN | WV |
| 2001-07-16 | 304-516 | AERIAL COMMUNICATIONS, INC. | 6701 | BUCKHANNON | WV |
| 2001-07-16 | 304-517 | AERIAL COMMUNICATIONS, INC. | 6701 | WESTON | WV |
| 2001-07-16 | 304-518 | METROPCS, INC. | 5562 | GRAFTON | WV |
| 2001-07-16 | 304-593 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | PTPLEASANT | WV |
| 2001-07-16 | 304-857 | LUMOS NETWORKS INC. - VA | 7849 | PTPLEASANT | WV |
| 2001-07-16 | 323-219 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | LSAN DA 14 | CA |
| 2001-07-16 | 323-236 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | MONTEBELLO | CA |
| 2001-07-16 | 530-310 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SUSANVILLE | CA |
| 2001-07-16 | 559-572 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | HANFORD | CA |
| 2001-07-16 | 559-667 | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | VISALIA | CA |
| 2001-07-16 | 617-643 | VERIZON NEW ENGLAND INC. | 9102 | BOSTON | MA |
| 2001-07-16 | 701-302 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | NEW ROCKFD | ND |
| 2001-07-16 | 701-303 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CANDO | ND |
| 2001-07-16 | 707-384 | METROPCS, INC. | 5562 | FRFLD-SUIS | CA |
| 2001-07-16 | 707-718 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | FRFLD-SUIS | CA |
| 2001-07-16 | 832-526 | AERIAL COMMUNICATIONS, INC. | 6701 | HOUSTON | TX |
| 2001-07-16 | 919-257 | TELEPORT COMMUNICATIONS AMERICA, LLC - NC | 8389 | DURHAM | NC |
| 2001-07-16 | 925-791 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | DANVILLE | CA |
| 2001-07-13 | 413-338 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | WARREN | MA |
| 2001-07-13 | 413-497 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | GILBERTVL | MA |
| 2001-07-13 | 413-889 | BANDWIDTH.COM CLEC, LLC - MA | 990E | W STOCKBDG | MA |
| 2001-07-13 | 571-245 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | WSNGTNZN17 | VA |
| 2001-07-13 | 781-222 | VERIZON NEW ENGLAND INC. | 9102 | BURLINGTON | MA |
| 2001-07-13 | 864-525 | SUNCOM DBA T-MOBILE USA | 8645 | GREENVILLE | SC |
| 2001-07-12 | 316-871 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | WICHITA | KS |
| 2001-07-12 | 406-231 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | GREATFALLS | MT |
| 2001-07-12 | 409-289 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | BUNA | TX |
| 2001-07-12 | 562-607 | T-MOBILE USA, INC. | 6529 | LONG BEACH | CA |
| 2001-07-12 | 562-659 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | DOWNEY | CA |
| 2001-07-12 | 602-546 | QWEST CORPORATION | 9636 | PHOENIX | AZ |
| 2001-07-12 | 620-884 | UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK | 1810 | NEOSHO FLS | KS |
| 2001-07-12 | 661-549 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | BKFD MAIN | CA |
| 2001-07-12 | 727-488 | AERIAL COMMUNICATIONS, INC. | 6701 | CLEARWATER | FL |
| 2001-07-12 | 775-443 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | CARSONCITY | NV |
| 2001-07-12 | 786-294 | COMCAST IP PHONE, LLC | 318J | MIAMI | FL |
| 2001-07-12 | 801-863 | QWEST CORPORATION | 9636 | PROVO | UT |
| 2001-07-12 | 813-766 | AERIAL COMMUNICATIONS, INC. | 6701 | TAMPA | FL |
| 2001-07-12 | 831-776 | METROPCS, INC. | 5562 | SALINAS | CA |
| 2001-07-12 | 831-869 | METROPCS, INC. | 5562 | MONTEREY | CA |
| 2001-07-12 | 832-354 | SOUTHWESTERN BELL | 9533 | HOUSTON | TX |
| 2001-07-12 | 832-355 | SOUTHWESTERN BELL | 9533 | HOUSTON | TX |
| 2001-07-12 | 832-407 | AERIAL COMMUNICATIONS, INC. | 6701 | HOUSTON | TX |
| 2001-07-12 | 847-340 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ROSELLE | IL |
| 2001-07-12 | 857-228 | PAETEC ITEL, LLC | 829J | WATERTOWN | MA |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 2026-04 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.