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
2017-11-21 805-853-4XXX ONVOY, LLC - CA 649C OXNARD CA
2017-11-21 805-853-5XXX ONVOY, LLC - CA 649C OXNARD CA
2017-11-16 909-530-3XXX ONVOY, LLC - CA 649C ARROWHEAD CA
2017-11-15 323-639-7XXX ONVOY, LLC - CA 649C LSAN DA 11 CA
2017-11-15 323-639-9XXX ONVOY, LLC - CA 649C LSAN DA 11 CA
2017-11-14 530-599-5XXX ONVOY, LLC - CA 649C MARYSVILLE CA
2017-11-14 530-599-6XXX ONVOY, LLC - CA 649C MARYSVILLE CA
2017-11-14 530-599-9XXX ONVOY, LLC - CA 649C MARYSVILLE CA
2017-11-13 323-347-3XXX ONVOY, LLC - CA 649C LSAN DA 12 CA
2017-11-13 323-403-4XXX ONVOY, LLC - CA 649C LSAN DA 12 CA
2017-11-10 213-319-1XXX ONVOY, LLC - CA 649C LSAN DA 14 CA
2017-11-10 213-319-2XXX ONVOY, LLC - CA 649C LSAN DA 14 CA
2017-11-10 213-319-3XXX ONVOY, LLC - CA 649C LSAN DA 14 CA
2017-11-10 657-329-5XXX ONVOY, LLC - CA 649C HUNTITNBCH CA
2017-11-10 657-329-7XXX ONVOY, LLC - CA 649C HUNTITNBCH CA
2017-11-10 747-259-0XXX ONVOY, LLC - CA 649C CANOGAPARK CA
2017-11-10 747-259-1XXX ONVOY, LLC - CA 649C CANOGAPARK CA
2017-11-09 747-267-7XXX ONVOY, LLC - CA 649C RESEDA CA
2017-11-03 209-348-0XXX ONVOY, LLC - CA 649C CLEMENTS CA
2017-11-03 626-314-6XXX ONVOY, LLC - CA 649C PSDN PSDN CA
2017-11-03 626-314-7XXX ONVOY, LLC - CA 649C PSDN PSDN CA
2017-11-02 510-738-2XXX ONVOY, LLC - CA 649C FRNK OLIVR CA
2017-11-02 510-738-3XXX ONVOY, LLC - CA 649C FRNK OLIVR CA
2017-11-01 510-561-2XXX ONVOY, LLC - CA 649C OKLD FRTVL CA
2017-10-30 559-529-9XXX ONVOY, LLC - CA 649C TIPTON CA
2017-10-30 619-830-2XXX ONVOY, LLC - CA 649C CHULAVISTA CA
2017-10-30 619-830-3XXX ONVOY, LLC - CA 649C CHULAVISTA CA
2017-10-30 619-830-4XXX ONVOY, LLC - CA 649C CHULAVISTA CA
2017-10-30 619-830-5XXX ONVOY, LLC - CA 649C CHULAVISTA CA
2017-10-25 562-359-2XXX ONVOY, LLC - CA 649C DOWNEY CA
2017-10-25 562-359-3XXX ONVOY, LLC - CA 649C DOWNEY CA
2017-10-25 562-359-4XXX ONVOY, LLC - CA 649C DOWNEY CA
2017-10-25 628-258-0XXX ONVOY, LLC - CA 649C NICASIO CA
2017-10-20 747-240-3XXX ONVOY, LLC - CA 649C GLENDALE CA
2017-10-20 747-240-5XXX ONVOY, LLC - CA 649C GLENDALE CA
2017-10-20 951-419-3XXX ONVOY, LLC - CA 649C MORENO CA
2017-10-20 951-419-4XXX ONVOY, LLC - CA 649C MORENO CA
2017-10-20 951-419-5XXX ONVOY, LLC - CA 649C MORENO CA
2017-10-19 510-518-2XXX ONVOY, LLC - CA 649C FRNK MAIN CA
2017-10-19 510-518-3XXX ONVOY, LLC - CA 649C FRNK MAIN CA
2017-10-19 510-571-2XXX ONVOY, LLC - CA 649C HAYWARD CA
2017-10-19 510-571-3XXX ONVOY, LLC - CA 649C HAYWARD CA
2017-10-19 510-571-4XXX ONVOY, LLC - CA 649C HAYWARD CA
2017-10-19 510-822-6XXX ONVOY, LLC - CA 649C OKLD TRNID CA
2017-10-19 510-822-7XXX ONVOY, LLC - CA 649C OKLD TRNID CA
2017-10-19 510-822-8XXX ONVOY, LLC - CA 649C OKLD TRNID CA
2017-10-19 562-358-5XXX ONVOY, LLC - CA 649C WHITTIER CA
2017-10-19 562-358-6XXX ONVOY, LLC - CA 649C WHITTIER CA
2017-10-19 562-358-7XXX ONVOY, LLC - CA 649C WHITTIER CA
2017-10-19 657-348-2XXX ONVOY, LLC - CA 649C ORANGE 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.