Recent thousands-block assignments

4,107 blocks assigned in August 2026 · from the daily NANPA thousands-block report, 09/18/2026

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

Most carrier growth happens here, not at the prefix level: under number pooling, carriers receive individual 1,000-number blocks (e.g. 626-470-0XXX) within already-assigned prefixes. Assignments are initial assignments — the current serving carrier of individual numbers may differ due to portability.

Most active assignees, August 2026
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 Clear
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Recent thousands-block assignments
AssignedBlockAssigneeOCNRate centerState
2026-08-11 463-331-9XXX NEW CINGULAR WIRELESS PCS, LLC - IL 6534 INDIANAPLS IN
2026-08-11 463-338-4XXX ONVOY, LLC - IN 097D GREENWOOD IN
2026-08-11 463-338-5XXX ONVOY, LLC - IN 097D GREENWOOD IN
2026-08-11 463-338-6XXX ONVOY, LLC - IN 097D GREENWOOD IN
2026-08-11 463-626-2XXX ONVOY, LLC - IN 097D GREENWOOD IN
2026-08-11 475-367-4XXX ONVOY, LLC - CT 639C BYRAM CT
2026-08-11 504-474-2XXX ONVOY, LLC - LA 749E NEWORLEANS LA
2026-08-11 504-474-3XXX ONVOY, LLC - LA 749E NEWORLEANS LA
2026-08-11 504-537-1XXX ONVOY, LLC - LA 749E NEWORLEANS LA
2026-08-11 504-537-9XXX ONVOY, LLC - LA 749E NEWORLEANS LA
2026-08-11 509-419-7XXX EXIANT COMMUNICATIONS LLC 114J COLVILLE WA
2026-08-11 510-310-2XXX ONVOY, LLC - CA 649C HAYWARD CA
2026-08-11 510-310-3XXX ONVOY, LLC - CA 649C HAYWARD CA
2026-08-11 510-310-4XXX ONVOY, LLC - CA 649C HAYWARD CA
2026-08-11 510-310-6XXX ONVOY, LLC - CA 649C HAYWARD CA
2026-08-11 510-310-7XXX ONVOY, LLC - CA 649C HAYWARD CA
2026-08-11 516-925-8XXX NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN02 NY
2026-08-11 516-925-9XXX NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN02 NY
2026-08-11 530-447-5XXX EXIANT COMMUNICATIONS LLC 114J ALLEGHANY CA
2026-08-11 530-535-3XXX EXIANT COMMUNICATIONS LLC 114J ALLEGHANY CA
2026-08-11 530-535-5XXX EXIANT COMMUNICATIONS LLC 114J ALLEGHANY CA
2026-08-11 563-644-1XXX ONVOY, LLC - IA 221F DECORAH IA
2026-08-11 564-777-3XXX EXIANT COMMUNICATIONS LLC 114J CASTLEROCK WA
2026-08-11 580-636-9XXX NEW CINGULAR WIRELESS PCS, LLC - IL 6534 ALTUS OK
2026-08-11 601-491-0XXX NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MERIDIAN MS
2026-08-11 601-491-1XXX NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MERIDIAN MS
2026-08-11 601-491-2XXX NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MERIDIAN MS
2026-08-11 601-491-3XXX NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MERIDIAN MS
2026-08-11 601-491-4XXX NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MERIDIAN MS
2026-08-11 601-491-5XXX NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MERIDIAN MS
2026-08-11 601-491-6XXX NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MERIDIAN MS
2026-08-11 601-491-7XXX NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MERIDIAN MS
2026-08-11 601-491-8XXX NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MERIDIAN MS
2026-08-11 601-491-9XXX NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MERIDIAN MS
2026-08-11 603-265-3XXX BELL ATLANTIC MOBILE, INC 6386 NEW BOSTON NH
2026-08-11 603-377-9XXX BELL ATLANTIC MOBILE, INC 6386 MERRIMACK NH
2026-08-11 603-467-9XXX BELL ATLANTIC MOBILE, INC 6386 MANCHESTER NH
2026-08-11 603-833-4XXX BELL ATLANTIC MOBILE, INC 6386 ROCHESTER NH
2026-08-11 605-621-8XXX CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 6569 MADISON SD
2026-08-11 607-402-9XXX ONVOY, LLC- NY 384C CORTLAND NY
2026-08-11 607-666-3XXX ONVOY, LLC- NY 384C BINGHAMTON NY
2026-08-11 629-341-6XXX POWERTEL NASHVILLE LICENSES, INC. 7476 MURFREESBO TN
2026-08-11 629-341-7XXX POWERTEL NASHVILLE LICENSES, INC. 7476 MURFREESBO TN
2026-08-11 629-344-0XXX POWERTEL NASHVILLE LICENSES, INC. 7476 MURFREESBO TN
2026-08-11 629-344-1XXX POWERTEL NASHVILLE LICENSES, INC. 7476 MURFREESBO TN
2026-08-11 629-344-9XXX POWERTEL NASHVILLE LICENSES, INC. 7476 MURFREESBO TN
2026-08-11 631-778-2XXX ONVOY, LLC- NY 384C CENTRAISLP NY
2026-08-11 641-560-8XXX ONVOY, LLC - IA 221F FAIRFIELD IA
2026-08-11 646-437-3XXX HADLO TECHNOLOGIES, LLC 436J NWYRCYZN01 NY
2026-08-11 651-397-7XXX EXIANT COMMUNICATIONS LLC 114J NORTH BRCH MN

Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/18/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.