NumberResearchRecent prefix assignments
355 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 |
|---|---|---|---|---|---|
| 2009-07-08 | 403-402 | Videotron Ltd. | 383F | Calgary | — |
| 2009-07-08 | 403-753 | Shaw Telecom Inc. | 497E | Crowsnest Pass | — |
| 2009-07-08 | 403-903 | Videotron Ltd. | 383F | Calgary | — |
| 2009-07-08 | 418-606 | Videotron Ltd. | 8306 | Ste-Brigitte-de-Laval | — |
| 2009-07-08 | 418-912 | Videotron Ltd. | 8306 | Stoneham | — |
| 2009-07-08 | 602-492 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PHOENIX | AZ |
| 2009-07-08 | 604-600 | Videotron Ltd. | 383F | Vancouver | — |
| 2009-07-08 | 604-700 | Videotron Ltd. | 383F | Vancouver | — |
| 2009-07-08 | 609-389 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ | 6391 | BEACHHAVEN | NJ |
| 2009-07-08 | 636-543 | TELEPORT COMMUNICATIONS AMERICA, LLC - MO | 7218 | FSSCRSTLCY | MO |
| 2009-07-08 | 705-417 | Distributel | 082E | Barrie | — |
| 2009-07-08 | 804-238 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | 6827 | TAPPAHNNCK | VA |
| 2009-07-08 | 856-725 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ | 6391 | WILLIAMSTN | NJ |
| 2009-07-07 | 585-666 | FRONTIER TELEPHONE OF ROCHESTER, INC. | 0121 | ROCHESTER | NY |
| 2009-07-07 | 705-630 | Bragg Communications Inc. | 4878 | Haileybury | — |
| 2009-07-06 | 240-587 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | 6395 | LEONARDTN | MD |
| 2009-07-06 | 302-922 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DE | 6393 | CAMDEN | DE |
| 2009-07-06 | 302-932 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DE | 6393 | WILMINGTON | DE |
| 2009-07-06 | 315-982 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | UTICA | NY |
| 2009-07-06 | 323-592 | METROPCS NETWORKS, LLC | 899D | LSAN DA 13 | CA |
| 2009-07-06 | 401-871 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - RI | 6389 | PROVIDENCE | RI |
| 2009-07-06 | 435-263 | SOUTH CENTRAL COMM -TELCOM SERVICES, LLC UT | 380F | CEDAR CITY | UT |
| 2009-07-06 | 443-721 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | 6395 | BALTIMORE | MD |
| 2009-07-06 | 443-924 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | 6395 | ANNAPOLIS | MD |
| 2009-07-06 | 540-251 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | CHRISTISBG | VA |
| 2009-07-06 | 603-921 | BELL ATLANTIC MOBILE, INC | 6386 | NASHUA | NH |
| 2009-07-06 | 606-372 | CELLULAR SERVICES, LLC - KY | 193F | PAINTSVL | KY |
| 2009-07-06 | 607-438 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | CORNING | NY |
| 2009-07-06 | 619-761 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | CHULAVISTA | CA |
| 2009-07-06 | 619-779 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | CHULAVISTA | CA |
| 2009-07-06 | 619-796 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | CHULAVISTA | CA |
| 2009-07-06 | 803-653 | LEVEL 3 COMMUNICATIONS, LLC - SC | 5258 | SRNGFLSLLY | SC |
| 2009-07-06 | 951-269 | METROPCS NETWORKS, LLC | 899D | MORENO | CA |
| 2009-07-06 | 970-236 | ZIPPYTECH INCORPORATED | 588A | ASPEN | CO |
| 2009-07-02 | 404-410 | LEVEL 3 COMMUNICATIONS, LLC - GA | 6116 | ATLANTA | GA |
| 2009-07-01 | 337-245 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | SWEET LAKE | LA |
| 2009-07-01 | 503-446 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PORTLAND | OR |
| 2009-07-01 | 585-500 | FRONTIER TELEPHONE OF ROCHESTER, INC. | 0121 | ROCHESTER | NY |
| 2009-07-01 | 601-875 | AT&T ENTERPRISES, LLC | 516C | CROSSROADS | MS |
| 2009-07-01 | 708-232 | ILLINOIS BELL TEL CO | 9329 | HARVEY | IL |
| 2009-07-01 | 773-554 | T-MOBILE USA, INC. | 6529 | CHICGOZN03 | IL |
| 2009-07-01 | 862-345 | PAETEC ITEL, LLC | 829J | MORRISTOWN | NJ |
| 2009-06-30 | 226-486 | ISP Telecom Inc. | 4727 | Guelph | — |
| 2009-06-30 | 267-271 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | PHLDLPHZN1 | PA |
| 2009-06-30 | 480-412 | QWEST CORPORATION | 9636 | PHOENIX | AZ |
| 2009-06-30 | 581-998 | TELUS Mobility | 8303 | Quebec | — |
| 2009-06-30 | 587-678 | TELUS Mobility | 8301 | Vulcan | — |
| 2009-06-30 | 623-223 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PHOENIX | AZ |
| 2009-06-30 | 705-506 | Rogers Communications Canada Inc. (Cable) | 743B | Port McNicoll | — |
| 2009-06-30 | 720-243 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | DENVER | CO |
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.