NumberResearch Membership · Data 09/19/2026

Recent prefix assignments

371 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/19/2026

Full prefixes (NXX) Thousands-blocks (1,000-number pools)

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
8X8, INC. 38
ONVOY, LLC - CA 31
NEW CINGULAR WIRELESS PCS, LLC - IL 31
NEW CINGULAR WIRELESS PCS, LLC - DC 30
ONVOY, LLC - NJ 18
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
Download CSV ↓
Recent NPA-NXX prefix assignments
AssignedNPA-NXXAssigneeOCNRate centerState
765-215 METROPCS, INC. 5562 MUNCIE IN
765-216 TELEPORT COMMUNICATIONS AMERICA, LLC - IN 7314 MUNCIE IN
765-218 SPOK, INC. 6630 EATON IN
765-219 IN
765-220 COMMIO, LLC 939H RICHMOND IN
765-221 FRONTIER NORTH, INC.. - IN 0772 PENDLETON IN
765-222 ONVOY, LLC - IN 097D CONNERSVL IN
765-223 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 LIBERTY IN
765-225 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 CRAWFODSVL IN
765-226 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 DENVER IN
765-227 TELNYX LLC 073H ANDERSON IN
765-228 METROPCS, INC. 5562 MUNCIE IN
765-230 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 CRAWFODSVL IN
765-234 INDIANA BELL TEL CO INC 9325 WAYNETOWN IN
765-235 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 CLOVERDALE IN
765-236 INDIANA BELL TEL CO INC 9325 KOKOMO IN
765-237 LEVEL 3 TELECOM OF INDIANA, LP - IN 7060 LAFAYETTE IN
765-241 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 WINCHESTER IN
765-242 METROPCS, INC. 5562 FRANKFORT IN
765-243 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 MARION IN
765-244 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 PERU IN
765-245 INDIANA BELL TEL CO INC 9325 MONTEZUMA IN
765-246 COMMUNICATIONS CORP. OF INDIANA 0776 FILLMORE IN
765-247 METROPCS, INC. 5562 GREENCASTL IN
765-248 TELEPORT COMMUNICATIONS AMERICA, LLC - IN 7314 MONTEZUMA IN
765-249 INDIANA BELL TEL CO INC 9325 MICHIGANTN IN
765-252 LEVEL 3 COMMUNICATIONS, LLC - IN 4803 KOKOMO IN
765-253 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 WCOLLGECOR IN
765-254 INDIANA BELL TEL CO INC 9325 MUNCIE IN
765-258 GEETINGSVILLE TEL. CO., INC. 0771 GEETINGSVL IN
765-260 SPOK, INC. 6630 BUCK CREEK IN
765-263 TELNYX LLC 073H GLENWOOD IN
765-266 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 REDKEY IN
765-268 FRONTIER MIDSTATES, INC. - IN 0831 CUTLER IN
765-269 FRONTIER NORTH, INC.. - IN 0772 LAFAYETTE IN
765-271 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 KOKOMO IN
765-272 SPOK, INC. 6630 AMBOY IN
765-273 LEVEL 3 COMMUNICATIONS, LLC - IN 4803 MUNCIE IN
765-274 LEVEL 3 COMMUNICATIONS, LLC - IN 4803 ANDERSON IN
765-275 TRI-COUNTY TEL. CO., INC. 0830 WINGATE IN
765-278 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 ANDERSON IN
765-279 INDIANA BELL TEL CO INC 9325 KIRKLIN IN
765-281 INDIANA BELL TEL CO INC 9325 MUNCIE IN
765-282 INDIANA BELL TEL CO INC 9325 MUNCIE IN
765-283 LEVEL 3 TELECOM OF INDIANA, LP - IN 7060 MUNCIE IN
765-284 INDIANA BELL TEL CO INC 9325 MUNCIE IN
765-285 INDIANA BELL TEL CO INC 9325 MUNCIE IN
765-286 INDIANA BELL TEL CO INC 9325 MUNCIE IN
765-287 INDIANA BELL TEL CO INC 9325 MUNCIE IN
765-288 INDIANA BELL TEL CO INC 9325 MUNCIE IN

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.