NumberResearch Membership · Data 09/19/2026

Recent prefix assignments

355 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 28
NEW CINGULAR WIRELESS PCS, LLC - DC 26
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
2023-10-13 985-358 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 6505 COVINGTON LA
2023-10-12 227-217 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 MYERSVILLE MD
2023-10-12 248-749 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 PONTIAC MI
2023-10-12 272-351 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 PITTSTON PA
2023-10-12 329-208 OMNIPOINT COMMUNICATIONS, INC. - NY 6622 CARMEL NY
2023-10-12 334-912 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MONTGOMERY AL
2023-10-12 412-834 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 PTTSBGZON1 PA
2023-10-12 423-898 POWERTEL ATLANTA LICENSES, INC. 7473 CHARLESTON TN
2023-10-12 438-739 Fibernetics Corporation 464D Pointe-Claire —
2023-10-12 438-740 Fibernetics Corporation 464D Ste-Genevieve —
2023-10-12 472-233 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 ROCKINGHAM NC
2023-10-12 516-718 OMNIPOINT COMMUNICATIONS, INC. - NY 6622 NASSAUZN09 NY
2023-10-12 571-661 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 6855 WSNGTNZN17 VA
2023-10-12 571-663 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 6855 WSNGTNZN19 VA
2023-10-12 582-255 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 BOALSBURG PA
2023-10-12 607-470 COMMIO, LLC 939H OTEGO NY
2023-10-12 607-471 COMMIO, LLC 939H WAVERLY NY
2023-10-12 730-226 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 COLLINSVL IL
2023-10-12 762-373 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 THOMASTON GA
2023-10-12 826-230 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 6855 LOUISA VA
2023-10-12 839-253 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 ORANGEBURG SC
2023-10-12 843-854 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HILTONHEAD SC
2023-10-12 859-427 BANDWIDTH.COM CLEC, LLC - KY 987E BOONE KY
2023-10-12 929-729 OMNIPOINT COMMUNICATIONS, INC. - NY 6622 NWYRCYZN04 NY
2023-10-12 934-249 COMMIO, LLC 939H GREENPORT NY
2023-10-12 934-250 COMMIO, LLC 939H ISLIP NY
2023-10-12 934-251 COMMIO, LLC 939H MIDLAND NY
2023-10-12 938-224 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 CULLMAN AL
2023-10-11 227-999 WIDE VOICE, LLC - MD 530H WSNGTNZN10 MD
2023-10-11 229-265 POWERTEL ATLANTA LICENSES, INC. 7473 MOULTRIE GA
2023-10-11 283-999 WIDE VOICE, LLC - OH 765H LTL MIAMI OH
2023-10-11 302-619 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 MILFORD DE
2023-10-11 302-620 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 6626 NEW CASTLE DE
2023-10-11 475-341 OMNIPOINT COMMUNICATIONS, INC. - CT 6624 WATERBURY CT
2023-10-11 551-384 OMNIPOINT COMMUNICATIONS, INC. - NJ 6623 UNION CITY NJ
2023-10-11 607-461 COMMIO, LLC 939H BIG FLATS NY
2023-10-11 607-462 COMMIO, LLC 939H CANISTEO NY
2023-10-11 607-469 COMMIO, LLC 939H HOBART NY
2023-10-11 857-605 OMNIPOINT MIAMI E LICENSE, LLC 6889 BRIGHTON MA
2023-10-11 862-436 OMNIPOINT COMMUNICATIONS, INC. - NJ 6623 NEWARK NJ
2023-10-11 909-298 VONAGE AMERICA LLC 197D POMONA CA
2023-10-11 984-354 BOOST SUBSCRIBERCO L.L.C. 490J RALEIGH NC
2023-10-10 213-756 T-MOBILE USA, INC. 6529 LSAN DA 07 CA
2023-10-10 269-418 MCC TELEPHONY LLC 593K MATTAWAN MI
2023-10-10 368-204 Iristel Inc. 154E Hinton —
2023-10-10 368-205 Iristel Inc. 154E Hinton —
2023-10-10 368-206 Iristel Inc. 154E Hinton —
2023-10-10 368-207 Iristel Inc. 154E Hinton —
2023-10-10 369-212 T-MOBILE USA, INC. 6529 FRFLD-SUIS CA
2023-10-10 630-895 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 6333 DOWNERSGRV IL

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.