Recent thousands-block assignments

270 blocks assigned in the last 30 days · from the daily NANPA thousands-block report, 2026-04

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
2012-12-04 951-800-6XXX ONVOY, LLC - CA 649C WOODCREST CA
2012-12-03 213-377-2XXX ONVOY, LLC - CA 649C LSAN DA 10 CA
2012-12-03 213-471-7XXX ONVOY, LLC - CA 649C LSAN DA 10 CA
2012-12-03 310-596-2XXX ONVOY, LLC - CA 649C CULVERCITY CA
2012-12-03 310-596-3XXX ONVOY, LLC - CA 649C CULVERCITY CA
2012-12-03 310-870-9XXX ONVOY, LLC - CA 649C REDONDO CA
2012-12-03 310-881-4XXX ONVOY, LLC - CA 649C SNMN MRVS CA
2012-12-03 310-881-5XXX ONVOY, LLC - CA 649C SNMN MRVS CA
2012-12-03 310-924-6XXX ONVOY, LLC - CA 649C MALIBU CA
2012-12-03 323-529-0XXX ONVOY, LLC - CA 649C LSAN DA 11 CA
2012-12-03 323-529-6XXX ONVOY, LLC - CA 649C LSAN DA 11 CA
2012-12-03 323-577-6XXX ONVOY, LLC - CA 649C LSAN DA 04 CA
2012-12-03 323-577-7XXX ONVOY, LLC - CA 649C LSAN DA 04 CA
2012-12-03 323-639-5XXX ONVOY, LLC - CA 649C LSAN DA 11 CA
2012-12-03 323-849-2XXX ONVOY, LLC - CA 649C LSAN DA 14 CA
2012-12-03 323-849-3XXX ONVOY, LLC - CA 649C LSAN DA 14 CA
2012-12-03 424-203-6XXX ONVOY, LLC - CA 649C LOMITA CA
2012-12-03 424-277-9XXX ONVOY, LLC - CA 649C EL SEGUNDO CA
2012-12-03 424-294-4XXX ONVOY, LLC - CA 649C HAWTHORNE CA
2012-12-03 424-738-4XXX ONVOY, LLC - CA 649C AVALON CA
2012-12-03 442-200-1XXX ONVOY, LLC - CA 649C CALEXICO CA
2012-12-03 442-200-3XXX ONVOY, LLC - CA 649C CALEXICO CA
2012-12-03 442-281-6XXX ONVOY, LLC - CA 649C ESCONDIDO CA
2012-12-03 442-281-7XXX ONVOY, LLC - CA 649C ESCONDIDO CA
2012-12-03 442-900-1XXX ONVOY, LLC - CA 649C OCOTILLO CA
2012-12-03 530-285-5XXX ONVOY, LLC - CA 649C CAMPTONVL CA
2012-12-03 530-287-2XXX ONVOY, LLC - CA 649C ALLEGHANY CA
2012-12-03 530-287-6XXX ONVOY, LLC - CA 649C ALLEGHANY CA
2012-12-03 530-287-8XXX ONVOY, LLC - CA 649C ALLEGHANY CA
2012-12-03 530-296-6XXX ONVOY, LLC - CA 649C PLVL KYBRZ CA
2012-12-03 530-349-5XXX ONVOY, LLC - CA 649C COLFAX CA
2012-12-03 530-349-6XXX ONVOY, LLC - CA 649C COLFAX CA
2012-12-03 530-389-5XXX ONVOY, LLC - CA 649C ALTA CA
2012-12-03 530-427-6XXX ONVOY, LLC - CA 649C SODA SPG CA
2012-12-03 530-429-7XXX ONVOY, LLC - CA 649C DOWNIEVL CA
2012-12-03 530-429-8XXX ONVOY, LLC - CA 649C DOWNIEVL CA
2012-12-03 530-429-9XXX ONVOY, LLC - CA 649C DOWNIEVL CA
2012-12-03 530-444-5XXX ONVOY, LLC - CA 649C GEORGETOWN CA
2012-12-03 530-507-9XXX ONVOY, LLC - CA 649C ESPARTO CA
2012-12-03 530-545-6XXX ONVOY, LLC - CA 649C SOUTHTAHOE CA
2012-12-03 530-545-7XXX ONVOY, LLC - CA 649C SOUTHTAHOE CA
2012-12-03 530-553-3XXX ONVOY, LLC - CA 649C NTAH BCWY CA
2012-12-03 530-563-0XXX ONVOY, LLC - CA 649C TRUCKEE CA
2012-12-03 530-563-1XXX ONVOY, LLC - CA 649C TRUCKEE CA
2012-12-03 530-563-3XXX ONVOY, LLC - CA 649C TRUCKEE CA
2012-12-03 530-617-4XXX ONVOY, LLC - CA 649C LIVE OAK CA
2012-12-03 530-641-6XXX ONVOY, LLC - CA 649C WHEATLAND CA
2012-12-03 530-656-6XXX ONVOY, LLC - CA 649C NICOLAUS CA
2012-12-03 530-683-8XXX ONVOY, LLC - CA 649C SHINGLESPG CA
2012-12-03 530-683-9XXX ONVOY, LLC - CA 649C SHINGLESPG CA

Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 2026-04 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.