Recent thousands-block assignments

279 blocks assigned in the last 30 days · from the daily NANPA thousands-block report, 09/19/2026

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, last 30 days
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 thousands-block assignments
AssignedBlockAssigneeOCNRate centerState
2015-12-31 424-443-7XXX ONVOY, LLC - CA 649C SNMN MRVS CA
2015-12-31 424-526-3XXX ONVOY, LLC - CA 649C SNMN MRVS CA
2015-12-31 424-535-1XXX ONVOY, LLC - CA 649C W ANGELES CA
2015-12-31 510-368-7XXX ONVOY, LLC - CA 649C OKLD MN-PD CA
2015-12-31 510-390-7XXX ONVOY, LLC - CA 649C OKLD MN-PD CA
2015-12-31 510-631-0XXX ONVOY, LLC - CA 649C OKLD BKLY CA
2015-12-31 510-756-0XXX ONVOY, LLC - CA 649C OKLD TRNID CA
2015-12-31 510-756-1XXX ONVOY, LLC - CA 649C OKLD TRNID CA
2015-12-31 562-362-6XXX ONVOY, LLC - CA 649C LONG BEACH CA
2015-12-31 562-632-4XXX ONVOY, LLC - CA 649C WHITTIER CA
2015-12-31 562-632-5XXX ONVOY, LLC - CA 649C WHITTIER CA
2015-12-31 562-850-9XXX ONVOY, LLC - CA 649C LONG BEACH CA
2015-12-31 619-541-7XXX ONVOY, LLC - CA 649C SNDG SNDG CA
2015-12-31 619-541-8XXX ONVOY, LLC - CA 649C SNDG SNDG CA
2015-12-31 626-779-8XXX ONVOY, LLC - CA 649C SNGBLCNN CA
2015-12-31 650-431-0XXX ONVOY, LLC - CA 649C SAN MATEO CA
2015-12-31 650-431-1XXX ONVOY, LLC - CA 649C SAN MATEO CA
2015-12-31 650-546-4XXX ONVOY, LLC - CA 649C PALO ALTO CA
2015-12-31 650-546-7XXX ONVOY, LLC - CA 649C PALO ALTO CA
2015-12-31 747-203-0XXX ONVOY, LLC - CA 649C NO HOLLYWD CA
2015-12-31 747-237-3XXX ONVOY, LLC - CA 649C NORTHRIDGE CA
2015-12-31 747-237-4XXX ONVOY, LLC - CA 649C NORTHRIDGE CA
2015-12-31 858-391-4XXX ONVOY, LLC - CA 649C POWAY CA
2015-12-31 858-602-0XXX ONVOY, LLC - CA 649C POWAY CA
2015-12-31 858-732-6XXX ONVOY, LLC - CA 649C LA JOLLA CA
2015-12-31 858-732-8XXX ONVOY, LLC - CA 649C LA JOLLA CA
2015-12-31 949-299-1XXX ONVOY, LLC - CA 649C IRVINE CA
2015-12-31 949-299-2XXX ONVOY, LLC - CA 649C IRVINE CA
2015-12-31 949-541-0XXX ONVOY, LLC - CA 649C LAGUNA BCH CA
2015-12-31 949-541-2XXX ONVOY, LLC - CA 649C LAGUNA BCH CA
2015-12-30 424-567-5XXX ONVOY, LLC - CA 649C HAWTHORNE CA
2015-12-30 424-567-6XXX ONVOY, LLC - CA 649C HAWTHORNE CA
2015-12-30 661-462-3XXX ONVOY, LLC - CA 649C BIG BUTTE CA
2015-12-30 661-463-8XXX ONVOY, LLC - CA 649C HI VISTA CA
2015-12-30 661-463-9XXX ONVOY, LLC - CA 649C HI VISTA CA
2015-12-30 661-532-6XXX ONVOY, LLC - CA 649C BIG BUTTE CA
2015-12-30 669-265-0XXX ONVOY, LLC - CA 649C SNJS NORTH CA
2015-12-30 669-265-1XXX ONVOY, LLC - CA 649C SNJS NORTH CA
2015-12-30 669-273-0XXX ONVOY, LLC - CA 649C CAMPBELL CA
2015-12-30 669-273-1XXX ONVOY, LLC - CA 649C CAMPBELL CA
2015-12-30 669-274-0XXX ONVOY, LLC - CA 649C SNJS SOUTH CA
2015-12-30 669-274-2XXX ONVOY, LLC - CA 649C SNJS SOUTH CA
2015-12-30 916-545-6XXX ONVOY, LLC - CA 649C FAIR OAKS CA
2015-12-30 916-545-7XXX ONVOY, LLC - CA 649C FAIR OAKS CA
2015-12-30 916-680-6XXX ONVOY, LLC - CA 649C SCRM MAIN CA
2015-12-30 916-680-7XXX ONVOY, LLC - CA 649C SCRM MAIN CA
2015-12-30 925-471-4XXX ONVOY, LLC - CA 649C CONCORD CA
2015-12-30 925-483-7XXX ONVOY, LLC - CA 649C CONCORD CA
2015-12-29 747-282-2XXX ONVOY, LLC - CA 649C AGOURA CA
2015-12-29 925-316-1XXX ONVOY, LLC - CA 649C MARTINEZ CA

Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.