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
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 |
|---|---|---|---|---|---|
| 2001-07-06 | 774-728 | PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA | 268F | E DOUGLAS | MA |
| 2001-07-06 | 774-766 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | MIDDLEBORO | MA |
| 2001-07-06 | 832-519 | TELEPORT COMMUNICATIONS AMERICA, LLC - TX | 7138 | HOUSTON | TX |
| 2001-07-06 | 857-636 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | NEWTON | MA |
| 2001-07-06 | 978-609 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | LAWRENCE | MA |
| 2001-07-05 | 325-212 | METROPCS, INC. | 5562 | SAN ANGELO | TX |
| 2001-07-05 | 402-719 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE | 5807 | FREMONT | NE |
| 2001-07-05 | 501-817 | LEVEL 3 COMMUNICATIONS, LLC - AR | 5179 | FERNDALE | AR |
| 2001-07-05 | 609-429 | BANDWIDTH.COM CLEC, LLC - NJ | 118F | HOPEWELL | NJ |
| 2001-07-05 | 636-368 | T-MOBILE USA, INC. | 6529 | CHESTERFLD | MO |
| 2001-07-05 | 636-402 | PAETEC ITEL, LLC | 829J | GRAYSUMMIT | MO |
| 2001-07-05 | 636-434 | SOUTHWESTERN BELL | 9533 | PORTAGSIUX | MO |
| 2001-07-05 | 636-481 | LEVEL 3 COMMUNICATIONS, LLC - MO | 4932 | HILLSBORO | MO |
| 2001-07-05 | 636-517 | SOUTHWESTERN BELL | 9533 | VALLEYPARK | MO |
| 2001-07-05 | 636-525 | SOUTHWESTERN BELL | 9533 | IMPERIAL | MO |
| 2001-07-05 | 636-851 | SOUTHWESTERN BELL | 9533 | HARVESTER | MO |
| 2001-07-05 | 682-325 | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 7516 | NRICHLDHLS | TX |
| 2001-07-05 | 682-422 | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 7516 | MANSFIELD | TX |
| 2001-07-05 | 682-433 | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 7516 | ARLINGTON | TX |
| 2001-07-05 | 682-463 | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 7516 | ATLAS | TX |
| 2001-07-05 | 682-478 | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 7516 | GLENDALE | TX |
| 2001-07-05 | 682-502 | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 7516 | ROANOKE | TX |
| 2001-07-05 | 682-503 | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 7516 | EULESS | TX |
| 2001-07-05 | 682-587 | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 7516 | KENNEDALE | TX |
| 2001-07-05 | 682-747 | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 7516 | FORT WORTH | TX |
| 2001-07-05 | 903-413 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GREENVILLE | TX |
| 2001-07-05 | 918-842 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | SOCOFFEYVL | OK |
| 2001-07-03 | 254-436 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GLEN ROSE | TX |
| 2001-07-03 | 262-345 | TDS METROCOM, LLC | 520K | MENOMONFLS | WI |
| 2001-07-03 | 262-577 | AT&T ENTERPRISES, LLC | 516C | KENOSHA | WI |
| 2001-07-03 | 434-688 | LEVEL 3 COMMUNICATIONS, LLC - VA | 8825 | DANVILLE | VA |
| 2001-07-03 | 484-571 | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | 6626 | PHPHSBZN23 | PA |
| 2001-07-03 | 502-480 | METROPCS, INC. | 5562 | CARROLLTON | KY |
| 2001-07-03 | 740-409 | AERIAL COMMUNICATIONS, INC. | 6701 | LANCASTER | OH |
| 2001-07-03 | 765-210 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | KOKOMO | IN |
| 2001-07-03 | 765-239 | BRIGHTSPEED OF INDIANA, LLC | 0832 | ROANN | IN |
| 2001-07-03 | 765-277 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | RICHMOND | IN |
| 2001-07-03 | 937-650 | CT COMMUNICATIONS NETWORK, INC. - OH | 5632 | W LIBERTY | OH |
| 2001-07-03 | 937-651 | CT COMMUNICATIONS NETWORK, INC. - OH | 5632 | BELLEFNTAN | OH |
| 2001-07-02 | 203-518 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WATERBURY | CT |
| 2001-07-02 | 252-371 | SUNCOM DBA T-MOBILE USA | 8645 | WILSON | NC |
| 2001-07-02 | 260-580 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | FORT WAYNE | IN |
| 2001-07-02 | 325-315 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | SAN ANGELO | TX |
| 2001-07-02 | 334-803 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | DOTHAN | AL |
| 2001-07-02 | 336-479 | SUNCOM DBA T-MOBILE USA | 8645 | LEXINGTON | NC |
| 2001-07-02 | 434-603 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | FARMVILLE | VA |
| 2001-07-02 | 434-607 | METROPCS, INC. | 5562 | FARMVILLE | VA |
| 2001-07-02 | 574-516 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | LOGANSPORT | IN |
| 2001-07-02 | 601-272 | PAETEC ITEL, LLC | 829J | VICKSBURG | MS |
| 2001-07-02 | 601-492 | TELEPAK NETWORKS, INC. - MS | 5278 | NATCHEZ | MS |
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.