NumberResearchRecent prefix assignments
352 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
Jun 2026
May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-06-08 | 613-447 | Bell Mobility | 6574 | Ottawa-Hull | — |
| 2001-06-08 | 620-510 | SOUTHWESTERN BELL | 9533 | SUBLETTE | KS |
| 2001-06-08 | 620-702 | SOUTHWESTERN BELL | 9533 | CHERRYVALE | KS |
| 2001-06-08 | 620-705 | SOUTHWESTERN BELL | 9533 | WINFIELD | KS |
| 2001-06-08 | 620-709 | SOUTHWESTERN BELL | 9533 | COFFEYVL | KS |
| 2001-06-08 | 620-710 | SOUTHWESTERN BELL | 9533 | SEDAN | KS |
| 2001-06-08 | 620-714 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | INDEPNDNCE | KS |
| 2001-06-08 | 620-716 | SOUTHWESTERN BELL | 9533 | NEODESHA | KS |
| 2001-06-08 | 620-717 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PARSONS | KS |
| 2001-06-08 | 620-720 | LEVEL 3 COMMUNICATIONS, LLC - KS | 2240 | PAWNEEROCK | KS |
| 2001-06-08 | 620-901 | SOUTHWESTERN BELL | 9533 | IOLA | KS |
| 2001-06-08 | 620-902 | SOUTHWESTERN BELL | 9533 | CHANUTE | KS |
| 2001-06-08 | 620-904 | LEVEL 3 COMMUNICATIONS, LLC - KS | 2240 | STERLING | KS |
| 2001-06-08 | 620-908 | SOUTHWESTERN BELL | 9533 | CANEY | KS |
| 2001-06-08 | 620-909 | SOUTHWESTERN BELL | 9533 | SCOTT CITY | KS |
| 2001-06-08 | 620-910 | LEVEL 3 COMMUNICATIONS, LLC - KS | 2240 | LARNED | KS |
| 2001-06-08 | 620-912 | SOUTHWESTERN BELL | 9533 | ERIE | KS |
| 2001-06-08 | 620-953 | LEVEL 3 COMMUNICATIONS, LLC - KS | 2240 | EUREKA | KS |
| 2001-06-08 | 620-955 | T-MOBILE USA, INC. | 6529 | KINGMAN | KS |
| 2001-06-08 | 620-956 | LEVEL 3 COMMUNICATIONS, LLC - KS | 2240 | HOWARD | KS |
| 2001-06-08 | 620-957 | LEVEL 3 COMMUNICATIONS, LLC - KS | 2240 | MARION | KS |
| 2001-06-08 | 636-541 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ST CHARLES | MO |
| 2001-06-08 | 647-282 | Rogers Communications Canada Inc. (Wireless) | 8821 | Toronto | — |
| 2001-06-08 | 715-338 | AERIAL COMMUNICATIONS, INC. | 6701 | HUDSON | WI |
| 2001-06-08 | 715-350 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | ANTIGO | WI |
| 2001-06-08 | 715-368 | FRONTIER NORTH INC. - WI | 0886 | SPENCER | WI |
| 2001-06-08 | 715-388 | FRONTIER NORTH INC. - WI | 0886 | LCDFLAMBEU | WI |
| 2001-06-08 | 715-391 | FRONTIER NORTH INC. - WI | 0886 | STRATFORD | WI |
| 2001-06-08 | 715-393 | FRONTIER NORTH INC. - WI | 0886 | WAUSAU | WI |
| 2001-06-08 | 715-396 | FRONTIER NORTH INC. - WI | 0886 | OWEN | WI |
| 2001-06-08 | 757-739 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NRFOLKZON2 | VA |
| 2001-06-08 | 920-827 | LEVEL 3 COMMUNICATIONS, LLC - WI | 5489 | NEWHOLSTEN | WI |
| 2001-06-08 | 920-838 | UNITED STATES CELLULAR - WI | 6274 | PLYMOUTH | WI |
| 2001-06-08 | 920-844 | FRONTIER NORTH INC. - WI | 0886 | BRILLION | WI |
| 2001-06-08 | 931-575 | METROPCS, INC. | 5562 | SHELBYVL | TN |
| 2001-06-08 | 954-416 | LEVEL 3 COMMUNICATIONS, LLC - FL | 4802 | HOLLYWOOD | FL |
| 2001-06-07 | 214-413 | SOUTHWESTERN BELL | 9533 | DALLAS | TX |
| 2001-06-07 | 214-870 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX |
| 2001-06-07 | 316-452 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS | 6532 | EL DORADO | KS |
| 2001-06-07 | 316-453 | LEVEL 3 COMMUNICATIONS, LLC - KS | 2240 | MOUNT HOPE | KS |
| 2001-06-07 | 434-850 | GCR TELECOMMUNICATIONS, INC. - VA | 0445 | LYNCHBURG | VA |
| 2001-06-07 | 435-631 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PARK CITY | UT |
| 2001-06-07 | 562-810 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | LONG BEACH | CA |
| 2001-06-07 | 573-703 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | SIKESTON | MO |
| 2001-06-07 | 620-501 | SOUTHWESTERN BELL | 9533 | MEDICNLODG | KS |
| 2001-06-07 | 620-504 | SOUTHWESTERN BELL | 9533 | MCPHERSON | KS |
| 2001-06-07 | 620-506 | LEVEL 3 COMMUNICATIONS, LLC - KS | 2240 | ARKANSASCY | KS |
| 2001-06-07 | 620-507 | SOUTHWESTERN BELL | 9533 | WELLINGTON | KS |
| 2001-06-07 | 620-508 | SOUTHWESTERN BELL | 9533 | PRATT | KS |
| 2001-06-07 | 620-509 | LEVEL 3 COMMUNICATIONS, LLC - KS | 2240 | LYONS | KS |
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.