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
2023-12-15 321-485 COMMIO, LLC 939H EAU GALLIE FL
2023-12-15 321-486 COMMIO, LLC 939H TITUSVILLE FL
2023-12-15 337-651 LAFAYETTE CITY-PARISH CONSOLIDATED GOVERNMENT - LA 9002 CROWLEY LA
2023-12-15 337-946 COMMIO, LLC 939H CENTERVL LA
2023-12-15 352-828 COMMIO, LLC 939H TAVARES FL
2023-12-15 363-333 WIDE VOICE, LLC - NY 705G NASSAUZN05 NY
2023-12-15 363-888 WIDE VOICE, LLC - NY 705G NASSAUZN07 NY
2023-12-15 386-370 COMMIO, LLC 939H DEBARY FL
2023-12-15 386-391 COMMIO, LLC 939H HIGH SPG FL
2023-12-15 401-446 ONVOY, LLC - RI 977E NARRAGNSTT RI
2023-12-15 401-448 ONVOY, LLC - RI 977E PAWTUCKET RI
2023-12-15 472-236 COMMIO, LLC 939H ACME NC
2023-12-15 472-237 COMMIO, LLC 939H CAROLINBCH NC
2023-12-15 557-224 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 7218 CREVECOEUR MO
2023-12-15 572-227 BOOST SUBSCRIBERCO L.L.C. 490J MULHALL OK
2023-12-15 631-347 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 BRENTWOOD NY
2023-12-15 657-712 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 7139 ANAHEIM CA
2023-12-15 661-642 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 7139 DELANO CA
2023-12-15 689-324 COMMIO, LLC 939H ORLANDO FL
2023-12-15 730-230 T-MOBILE USA, INC. 6529 ALTON IL
2023-12-15 762-382 TELEPORT COMMUNICATIONS AMERICA, LLC - GA 8392 ROME GA
2023-12-15 825-964 TELUS Mobility 8301 Calgary —
2023-12-15 856-531 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 6391 HADDONFLD NJ
2023-12-15 856-597 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 6391 WOODBURY NJ
2023-12-15 904-231 COMMIO, LLC 939H JACKSONVL FL
2023-12-15 904-243 COMMIO, LLC 939H ORANGEPARK FL
2023-12-15 904-818 COMMIO, LLC 939H MIDDLEBURG FL
2023-12-15 929-735 OMNIPOINT COMMUNICATIONS, INC. - NY 6622 NWYRCYZN06 NY
2023-12-15 929-736 OMNIPOINT COMMUNICATIONS, INC. - NY 6622 NWYRCYZN05 NY
2023-12-15 929-737 OMNIPOINT COMMUNICATIONS, INC. - NY 6622 NWYRCYZN07 NY
2023-12-15 941-381 COMMIO, LLC 939H SARASOTA FL
2023-12-15 941-382 COMMIO, LLC 939H BRADENTON FL
2023-12-15 945-313 COMMIO, LLC 939H DALLAS TX
2023-12-15 972-944 EON TELECOM, INC. 839J DALLAS TX
2023-12-15 983-333 WIDE VOICE, LLC - CO 557H DENVER CO
2023-12-14 431-371 Bell Mobility 6574 Winnipeg —
2023-12-14 534-228 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 RHINELANDR WI
2023-12-14 689-323 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL 6502 WINTERPARK FL
2023-12-14 725-317 COMMIO, LLC 939H LAS VEGAS NV
2023-12-14 725-319 COMMIO, LLC 939H LAUGHLIN NV
2023-12-14 725-320 COMMIO, LLC 939H SANDY VLY NV
2023-12-14 740-904 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 6025 DELAWARE OH
2023-12-14 743-265 COMMIO, LLC 939H WINSTN SAL NC
2023-12-14 743-266 COMMIO, LLC 939H BURLINGTON NC
2023-12-14 765-835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 RICHMOND IN
2023-12-14 807-801 Bell Mobility 6574 Nipigon —
2023-12-14 828-791 COMMIO, LLC 939H CASHIERS NC
2023-12-14 828-792 COMMIO, LLC 939H HIGHLANDS NC
2023-12-14 828-794 COMMIO, LLC 939H HICKORY NC
2023-12-14 863-355 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL 6502 AVON PARK FL

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.