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
2018-08-29 916-702-6XXX ONVOY, LLC - CA 649C PLEASATGRV CA
2018-08-29 925-387-2XXX ONVOY, LLC - CA 649C MARTINEZ CA
2018-08-28 510-513-8XXX ONVOY, LLC - CA 649C FRNK MAIN CA
2018-08-28 530-479-3XXX ONVOY, LLC - CA 649C VERDI CA
2018-08-28 530-479-4XXX ONVOY, LLC - CA 649C VERDI CA
2018-08-28 628-210-3XXX ONVOY, LLC - CA 649C INVERNESS CA
2018-08-28 628-216-7XXX ONVOY, LLC - CA 649C POINTREYES CA
2018-08-28 628-280-6XXX ONVOY, LLC - CA 649C SNFC MT-EV CA
2018-08-28 628-561-2XXX ONVOY, LLC - CA 649C STNSN-BLNS CA
2018-08-28 669-208-7XXX ONVOY, LLC - CA 649C LOS GATOS CA
2018-08-28 669-467-2XXX ONVOY, LLC - CA 649C SUNNYVALE CA
2018-08-28 707-309-2XXX ONVOY, LLC - CA 649C SONOMA CA
2018-08-28 707-574-5XXX ONVOY, LLC - CA 649C MAD RIVER CA
2018-08-22 279-972-0XXX ONVOY, LLC - CA 649C SCRM NORTH CA
2018-08-22 279-972-1XXX ONVOY, LLC - CA 649C SCRM NORTH CA
2018-08-22 279-972-2XXX ONVOY, LLC - CA 649C SCRM NORTH CA
2018-08-22 279-972-3XXX ONVOY, LLC - CA 649C SCRM NORTH CA
2018-08-22 279-972-4XXX ONVOY, LLC - CA 649C SCRM NORTH CA
2018-08-22 279-972-5XXX ONVOY, LLC - CA 649C SCRM NORTH CA
2018-08-22 279-972-6XXX ONVOY, LLC - CA 649C SCRM NORTH CA
2018-08-22 279-972-7XXX ONVOY, LLC - CA 649C SCRM NORTH CA
2018-08-22 279-972-8XXX ONVOY, LLC - CA 649C SCRM NORTH CA
2018-08-22 279-972-9XXX ONVOY, LLC - CA 649C SCRM NORTH CA
2018-08-17 310-620-6XXX ONVOY, LLC - CA 649C BEVERLYHLS CA
2018-08-17 310-620-7XXX ONVOY, LLC - CA 649C BEVERLYHLS CA
2018-08-17 310-620-8XXX ONVOY, LLC - CA 649C BEVERLYHLS CA
2018-08-17 310-620-9XXX ONVOY, LLC - CA 649C BEVERLYHLS CA
2018-08-17 408-882-1XXX ONVOY, LLC - CA 649C SNJS WEST CA
2018-08-17 408-882-9XXX ONVOY, LLC - CA 649C SNJS WEST CA
2018-08-10 279-399-2XXX ONVOY, LLC - CA 649C SCRM MAIN CA
2018-08-10 279-399-3XXX ONVOY, LLC - CA 649C SCRM MAIN CA
2018-08-10 279-399-4XXX ONVOY, LLC - CA 649C SCRM MAIN CA
2018-08-10 279-399-5XXX ONVOY, LLC - CA 649C SCRM MAIN CA
2018-08-08 209-301-7XXX ONVOY, LLC - CA 649C MODESTO CA
2018-08-08 209-301-8XXX ONVOY, LLC - CA 649C MODESTO CA
2018-08-08 442-280-6XXX ONVOY, LLC - CA 649C BARSTOW CA
2018-08-08 442-280-7XXX ONVOY, LLC - CA 649C BARSTOW CA
2018-08-08 661-536-3XXX ONVOY, LLC - CA 649C GLENNVILLE CA
2018-08-08 805-257-4XXX ONVOY, LLC - CA 649C PASOROBLES CA
2018-08-01 323-601-6XXX ONVOY, LLC - CA 649C LSAN DA 12 CA
2018-08-01 323-642-3XXX ONVOY, LLC - CA 649C LSAN DA 12 CA
2018-07-03 213-320-3XXX ONVOY, LLC - CA 649C LSAN DA 01 CA
2018-07-03 213-320-4XXX ONVOY, LLC - CA 649C LSAN DA 01 CA
2018-07-03 213-320-5XXX ONVOY, LLC - CA 649C LSAN DA 01 CA
2018-07-03 213-320-6XXX ONVOY, LLC - CA 649C LSAN DA 01 CA
2018-07-03 213-320-7XXX ONVOY, LLC - CA 649C LSAN DA 01 CA
2018-07-03 707-368-5XXX ONVOY, LLC - CA 649C LEGGETT CA
2018-07-03 916-526-3XXX ONVOY, LLC - CA 649C FAIR OAKS CA
2018-06-28 951-524-9XXX ONVOY, LLC - CA 649C BANNING CA
2018-06-12 209-219-2XXX ONVOY, LLC - CA 649C ATWATER 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.