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
2021-07-01 831-732-1XXX ONVOY, LLC - CA 649C SAN ARDO CA
2021-07-01 831-785-4XXX ONVOY, LLC - CA 649C SALINAS CA
2021-07-01 831-785-5XXX ONVOY, LLC - CA 649C SALINAS CA
2021-07-01 831-830-4XXX ONVOY, LLC - CA 649C KING CITY CA
2021-07-01 831-830-5XXX ONVOY, LLC - CA 649C KING CITY CA
2021-06-30 805-221-4XXX ONVOY, LLC - CA 649C PASOROBLES CA
2021-06-30 805-308-5XXX ONVOY, LLC - CA 649C SANBARBARA CA
2021-06-30 805-400-2XXX ONVOY, LLC - CA 649C PASOROBLES CA
2021-06-30 805-475-8XXX ONVOY, LLC - CA 649C CARRISA PL CA
2021-06-30 805-505-1XXX ONVOY, LLC - CA 649C SNLUSOBSPO CA
2021-06-30 805-505-2XXX ONVOY, LLC - CA 649C SNLUSOBSPO CA
2021-06-30 805-505-3XXX ONVOY, LLC - CA 649C SNLUSOBSPO CA
2021-06-30 805-505-4XXX ONVOY, LLC - CA 649C SNLUSOBSPO CA
2021-06-30 805-562-6XXX ONVOY, LLC - CA 649C SANBARBARA CA
2021-06-30 805-568-6XXX ONVOY, LLC - CA 649C SANBARBARA CA
2021-06-30 805-619-2XXX ONVOY, LLC - CA 649C NIPOMO CA
2021-06-30 805-635-0XXX ONVOY, LLC - CA 649C PASOROBLES CA
2021-06-30 805-694-0XXX ONVOY, LLC - CA 649C SANTA YNEZ CA
2021-06-30 805-694-9XXX ONVOY, LLC - CA 649C SANTA YNEZ CA
2021-06-30 805-745-3XXX ONVOY, LLC - CA 649C CARPINTRIA CA
2021-06-30 805-745-6XXX ONVOY, LLC - CA 649C CARPINTRIA CA
2021-06-30 805-774-4XXX ONVOY, LLC - CA 649C FILLMORE CA
2021-06-30 805-776-0XXX ONVOY, LLC - CA 649C MORRO BAY CA
2021-06-30 805-776-1XXX ONVOY, LLC - CA 649C MORRO BAY CA
2021-06-30 805-849-1XXX ONVOY, LLC - CA 649C CONEJO CA
2021-06-30 805-849-4XXX ONVOY, LLC - CA 649C CONEJO CA
2021-06-30 805-849-5XXX ONVOY, LLC - CA 649C CONEJO CA
2021-06-30 805-849-6XXX ONVOY, LLC - CA 649C CONEJO CA
2021-06-30 805-859-0XXX ONVOY, LLC - CA 649C ATASCADERO CA
2021-06-30 805-859-1XXX ONVOY, LLC - CA 649C ATASCADERO CA
2021-06-30 805-859-2XXX ONVOY, LLC - CA 649C ATASCADERO CA
2021-06-30 805-859-3XXX ONVOY, LLC - CA 649C ATASCADERO CA
2021-06-30 805-875-0XXX ONVOY, LLC - CA 649C LOMPOC CA
2021-06-30 805-875-3XXX ONVOY, LLC - CA 649C LOMPOC CA
2021-06-30 805-875-4XXX ONVOY, LLC - CA 649C LOMPOC CA
2021-06-30 805-875-5XXX ONVOY, LLC - CA 649C LOMPOC CA
2021-06-30 805-902-7XXX ONVOY, LLC - CA 649C SOMIS CA
2021-06-30 805-909-5XXX ONVOY, LLC - CA 649C CAMBRIA CA
2021-06-30 805-909-6XXX ONVOY, LLC - CA 649C CAMBRIA CA
2021-06-30 805-975-1XXX ONVOY, LLC - CA 649C PASOROBLES CA
2021-06-30 805-977-0XXX ONVOY, LLC - CA 649C SAN MIGUEL CA
2021-06-30 820-200-1XXX ONVOY, LLC - CA 649C THOUSAOAKS CA
2021-06-30 820-200-4XXX ONVOY, LLC - CA 649C THOUSAOAKS CA
2021-06-30 820-200-5XXX ONVOY, LLC - CA 649C THOUSAOAKS CA
2021-06-30 820-200-6XXX ONVOY, LLC - CA 649C THOUSAOAKS CA
2021-06-30 820-280-1XXX ONVOY, LLC - CA 649C LOS ALAMOS CA
2021-06-30 820-288-0XXX ONVOY, LLC - CA 649C VNTRA EAST CA
2021-06-30 820-288-1XXX ONVOY, LLC - CA 649C VNTRA EAST CA
2021-06-30 820-288-2XXX ONVOY, LLC - CA 649C VNTRA EAST CA
2021-06-30 820-288-3XXX ONVOY, LLC - CA 649C VNTRA EAST 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.