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
Aug 2026
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
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Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-06-12 | 337-990 | PAETEC ITEL, LLC | 829J | LK CHARLES | LA |
| 2001-06-12 | 405-316 | SOUTHWESTERN BELL | 9533 | OKLA CITY | OK |
| 2001-06-12 | 479-861 | BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC | 1143 | SILOAM SPG | AR |
| 2001-06-12 | 502-428 | METROPCS, INC. | 5562 | MTWASHIGTN | KY |
| 2001-06-12 | 571-228 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSNGTNZN08 | VA |
| 2001-06-12 | 571-244 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | WSNGTNZN17 | VA |
| 2001-06-12 | 608-468 | BRIGHTSPEED OF CENTRAL WISCONSIN, LLC | 1159 | FOUNTAINCY | WI |
| 2001-06-12 | 646-281 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN01 | NY |
| 2001-06-12 | 646-303 | METROPCS, INC. | 5562 | NWYRCYZN01 | NY |
| 2001-06-12 | 662-821 | PAETEC ITEL, LLC | 829J | TUPELO | MS |
| 2001-06-12 | 701-301 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND | 6568 | CENTER | ND |
| 2001-06-12 | 715-337 | FRONTIER NORTH INC. - WI | 0886 | EAGLERIVER | WI |
| 2001-06-12 | 774-226 | TC SYSTEMS, INC. | 7135 | TAUNTON | MA |
| 2001-06-12 | 801-422 | QWEST CORPORATION | 9636 | PROVO | UT |
| 2001-06-12 | 920-276 | FRONTIER NORTH INC. - WI | 0886 | THERESA | WI |
| 2001-06-12 | 978-783 | PAETEC ITEL, LLC | 829J | ANDOVER | MA |
| 2001-06-11 | 401-665 | VERIZON NEW ENGLAND INC. | 9102 | WOONSOCKET | RI |
| 2001-06-11 | 614-477 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLUMBUS | OH |
| 2001-06-11 | 620-840 | SOUTHWESTERN BELL | 9533 | HARPER | KS |
| 2001-06-11 | 719-236 | SPOK, INC. | 6630 | COLORDOSPG | CO |
| 2001-06-11 | 786-200 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | MIAMI | FL |
| 2001-06-11 | 786-201 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | MIAMI | FL |
| 2001-06-11 | 786-208 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | MIAMI | FL |
| 2001-06-11 | 786-210 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | MIAMI | FL |
| 2001-06-11 | 828-425 | SPOK, INC. | 6630 | WAYNESVL | NC |
| 2001-06-11 | 906-294 | BARAGA TELEPHONE COMPANY | 4253 | NEWBERRY | MI |
| 2001-06-08 | 262-529 | FRONTIER NORTH INC. - WI | 0886 | BELGIUM | WI |
| 2001-06-08 | 269-861 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | BENTON HBR | MI |
| 2001-06-08 | 336-928 | WILKES TEL. MEMBERSHIP CORP. | 0510 | LOMAX | NC |
| 2001-06-08 | 571-334 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | 6827 | HERNDON | VA |
| 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 |
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.