NumberResearchRecent prefix assignments
371 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/19/2026
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
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2008-05-14 | 320-428 | BANDWIDTH.COM CLEC, LLC - MN | 980E | ST CLOUD | MN |
| 2008-05-14 | 320-487 | MIDCONTINENT COMMUNICATIONS - MN | 429A | ORTONVILLE | MN |
| 2008-05-14 | 423-525 | LEVEL 3 COMMUNICATIONS, LLC - TN | 4806 | GREENEVL | TN |
| 2008-05-14 | 450-416 | Videotron Ltd. | 8306 | Terrebonne | — |
| 2008-05-14 | 450-417 | Videotron Ltd. | 8306 | Mascouche | — |
| 2008-05-14 | 505-750 | BANDWIDTH.COM CLEC, LLC - NM | 123F | ALBUQURQUE | NM |
| 2008-05-14 | 507-722 | BANDWIDTH.COM CLEC, LLC - MN | 980E | ROCHESTER | MN |
| 2008-05-14 | 520-350 | GILA LOCAL EXCHANGE CARRIER, INC. - AZ | 947E | CASAGRANDE | AZ |
| 2008-05-14 | 603-722 | BANDWIDTH.COM CLEC, LLC - NH | 996E | MANCHESTER | NH |
| 2008-05-14 | 608-352 | AT&T ENTERPRISES, LLC | 516C | JANESVILLE | WI |
| 2008-05-14 | 612-293 | BANDWIDTH.COM CLEC, LLC - MN | 980E | TWINCITIES | MN |
| 2008-05-14 | 719-362 | BANDWIDTH.COM CLEC, LLC - CO | 078F | COLORDOSPG | CO |
| 2008-05-14 | 801-410 | BANDWIDTH.COM CLEC, LLC - UT | 117F | SALT LAKE | UT |
| 2008-05-14 | 803-386 | BANDWIDTH.COM CLEC, LLC - SC | 077F | COLUMBIA | SC |
| 2008-05-14 | 819-628 | TELUS Quebec | 2243 | Windsor | — |
| 2008-05-14 | 819-636 | TELUS Quebec | 2243 | Bromptonville | — |
| 2008-05-14 | 819-642 | TELUS Quebec | 2243 | Danville | — |
| 2008-05-14 | 819-644 | TELUS Quebec | 2243 | Richmond | — |
| 2008-05-14 | 864-735 | BANDWIDTH.COM CLEC, LLC - SC | 077F | GREENVILLE | SC |
| 2008-05-13 | 202-540 | BANDWIDTH.COM CLEC, LLC - DC | 074F | WSHNGTNZN1 | DC |
| 2008-05-13 | 203-909 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT | 6388 | NEW HAVEN | CT |
| 2008-05-13 | 206-458 | T-MOBILE USA, INC. | 6529 | SEATTLE | WA |
| 2008-05-13 | 213-935 | BANDWIDTH.COM CLEC, LLC - CA | 981E | LSAN DA 01 | CA |
| 2008-05-13 | 224-542 | ILLINOIS BELL TEL CO | 9329 | WHEELING | IL |
| 2008-05-13 | 234-738 | BANDWIDTH.COM CLEC, LLC - OH | 001F | AKRON | OH |
| 2008-05-13 | 304-980 | IDT AMERICA, CORP. - WV | 317C | REEDSVILLE | WV |
| 2008-05-13 | 304-999 | IDT AMERICA, CORP. - WV | 317C | FORT ASHBY | WV |
| 2008-05-13 | 317-458 | COMCAST IP PHONE, LLC | 318J | BARGERSVL | IN |
| 2008-05-13 | 317-683 | BANDWIDTH.COM CLEC, LLC - IN | 105F | INDIANAPLS | IN |
| 2008-05-13 | 347-494 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN10 | NY |
| 2008-05-13 | 402-881 | BANDWIDTH.COM CLEC, LLC - NE | 995E | OMAHA | NE |
| 2008-05-13 | 410-929 | BANDWIDTH.COM CLEC, LLC - MD | 071F | BALTIMORE | MD |
| 2008-05-13 | 412-864 | VERIZON PENNSYLVANIA, INC. | 9208 | PTTSBGZON1 | PA |
| 2008-05-13 | 415-935 | BANDWIDTH.COM CLEC, LLC - CA | 981E | SNFC CNTRL | CA |
| 2008-05-13 | 513-549 | BANDWIDTH.COM CLEC, LLC - OH | 001F | CINCINNATI | OH |
| 2008-05-13 | 540-656 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | 6827 | FREDECKSBG | VA |
| 2008-05-13 | 567-343 | BANDWIDTH.COM CLEC, LLC - OH | 001F | TOLEDO | OH |
| 2008-05-13 | 571-405 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | 6827 | WSNGTNZN17 | VA |
| 2008-05-13 | 571-408 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | 6827 | OCCOQUAN | VA |
| 2008-05-13 | 571-439 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | 6827 | LEESBURG | VA |
| 2008-05-13 | 571-529 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | 6827 | WSNGTNZN19 | VA |
| 2008-05-13 | 701-881 | MIDCONTINENT COMMUNICATIONS - ND | 3065 | RUGBY | ND |
| 2008-05-13 | 702-473 | BANDWIDTH.COM CLEC, LLC - NV | 075F | LAS VEGAS | NV |
| 2008-05-13 | 716-525 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | TONAWANDA | NY |
| 2008-05-13 | 757-802 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | 6827 | NRFOLKZON2 | VA |
| 2008-05-13 | 769-257 | BANDWIDTH.COM CLEC, LLC - MS | 992E | JACKSON | MS |
| 2008-05-13 | 804-955 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | 6827 | RICHMOND | VA |
| 2008-05-13 | 805-996 | BANDWIDTH.COM CLEC, LLC - CA | 981E | SNLUSOBSPO | CA |
| 2008-05-13 | 815-746 | MARSEILLES TEL. CO. OF MARSEILLES | 1050 | MARSEILLES | IL |
| 2008-05-13 | 832-305 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.