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
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Recent NPA-NXX prefix assignments
AssignedNPA-NXXAssigneeOCNRate centerState
765-289 INDIANA BELL TEL CO INC 9325 MUNCIE IN
765-291 TELEPORT COMMUNICATIONS AMERICA, LLC - IN 7314 MELLOTT IN
765-292 CLAY COUNTRY RURAL TEL COOP DBA ENDEAVOR COMM 0753 ATLANTA IN
765-293 LEVEL 3 COMMUNICATIONS, LLC - IN 4803 MARION IN
765-294 INDIANA BELL TEL CO INC 9325 VEEDERSBG IN
765-295 INDIANA BELL TEL CO INC 9325 MELLOTT IN
765-296 MULBERRY COOP. TEL. CO., INC. 0792 MULBERRY IN
765-298 INDIANA BELL TEL CO INC 9325 ANDERSON IN
765-301 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 GREENCASTL IN
765-302 BHN IP ENABLED SERVICES, LLC 045L DUNKIRK IN
765-306 ONVOY, LLC - IN 097D LYNN IN
765-311 MULTIPLE OCN LISTING MULT XXXXXXXXXX IN
765-313 LEVEL 3 COMMUNICATIONS, LLC - IN 4803 ANDERSON IN
765-315 METROPCS, INC. 5562 MARTINSVL IN
765-316 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 6725 MORRISTOWN IN
765-317 IN
765-319 PAETEC ITEL, LLC 829J KOKOMO IN
765-322 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 CAMBDG CY IN
765-324 TRI-COUNTY TEL. CO., INC. 0830 COLFAX IN
765-325 INDIANA BELL TEL CO INC 9325 MECHANSBG IN
765-326 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 MECHANSBG IN
765-329 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 HARTFORDCY IN
765-330 TELEPORT COMMUNICATIONS AMERICA, LLC - IN 7314 HARTFORDCY IN
765-331 INDIANA BELL TEL CO INC 9325 HARTFORDCY IN
765-332 NEW LISBON TEL. CO., INC. 0796 NEW LISBON IN
765-335 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IN 7440 LEBANON IN
765-336 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 LEBANON IN
765-337 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 LAFAYETTE IN
765-339 TRI-COUNTY TEL. CO., INC. 0830 LINDEN IN
765-342 INDIANA BELL TEL CO INC 9325 MARTINSVL IN
765-343 LEVEL 3 TELECOM OF INDIANA, LP - IN 7060 MARTINSVL IN
765-344 INDIANA BELL TEL CO INC 9325 ROCKVILLE IN
765-345 BRIGHTSPEED OF INDIANA, LLC 0832 KNIGHTSTN IN
765-346 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 6725 MARTINSVL IN
765-347 LEVEL 3 TELECOM OF INDIANA, LP - IN 7060 HARTFORDCY IN
765-348 INDIANA BELL TEL CO INC 9325 HARTFORDCY IN
765-349 INDIANA BELL TEL CO INC 9325 MARTINSVL IN
765-350 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 CRAWFODSVL IN
765-351 TELEPORT COMMUNICATIONS AMERICA, LLC - IN 7314 GASTON IN
765-352 INDIANA BELL TEL CO INC 9325 MARTINSVL IN
765-354 INDIANA BELL TEL CO INC 9325 MIDDLETOWN IN
765-355 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 BLOUNTSVL IN
765-357 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 6725 FRANKFORT IN
765-358 INDIANA BELL TEL CO INC 9325 GASTON IN
765-359 INDIANA BELL TEL CO INC 9325 CRAWFODSVL IN
765-361 INDIANA BELL TEL CO INC 9325 CRAWFODSVL IN
765-362 INDIANA BELL TEL CO INC 9325 CRAWFODSVL IN
765-363 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 CRAWFODSVL IN
765-364 INDIANA BELL TEL CO INC 9325 CRAWFODSVL IN
765-365 TELEPORT COMMUNICATIONS AMERICA, LLC - IN 7314 CRAWFODSVL 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.