Recent thousands-block assignments

4 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 — NPA 315
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
AssignedThousands-blockLast 4 digitsStatusAssigneeOCNRate centerState
2022-01-14 315-641-1XXX 1000–1999Assigned ONVOY SPECTRUM, LLC 624H LIVERPOOL NY
2022-01-11 315-617-8XXX 8000–8999Assigned OMNIPOINT COMMUNICATIONS, INC. - NY 6622 ROME NY
2022-01-11 315-617-9XXX 9000–9999Assigned OMNIPOINT COMMUNICATIONS, INC. - NY 6622 ROME NY
2022-01-11 315-838-4XXX 4000–4999Assigned OMNIPOINT COMMUNICATIONS, INC. - NY 6622 ROME NY
2022-01-06 315-582-5XXX 5000–5999Assigned ONVOY SPECTRUM, LLC 624H GOUVERNEUR NY
2022-01-06 315-582-6XXX 6000–6999Assigned ONVOY SPECTRUM, LLC 624H GOUVERNEUR NY
2022-01-05 315-619-0XXX 0000–0999Assigned ONVOY SPECTRUM, LLC 624H HERKIMER NY
2022-01-05 315-619-1XXX 1000–1999Assigned ONVOY SPECTRUM, LLC 624H HERKIMER NY
2022-01-04 315-643-5XXX 5000–5999Assigned NEW CINGULAR WIRELESS PCS, LLC - DC 4036 MASSENA NY
2022-01-04 315-957-2XXX 2000–2999Assigned NEW CINGULAR WIRELESS PCS, LLC - DC 4036 MASSENA NY
2022-01-04 315-957-6XXX 6000–6999Assigned NEW CINGULAR WIRELESS PCS, LLC - DC 4036 MASSENA NY
2021-12-28 315-586-8XXX 8000–8999Assigned ONVOY SPECTRUM, LLC 624H WATERTOWN NY
2021-12-28 315-586-9XXX 9000–9999Assigned ONVOY SPECTRUM, LLC 624H WATERTOWN NY
2021-12-10 315-612-0XXX 0000–0999Assigned OMNIPOINT COMMUNICATIONS, INC. - NY 6622 AUBURN NY
2021-12-10 315-612-1XXX 1000–1999Assigned OMNIPOINT COMMUNICATIONS, INC. - NY 6622 AUBURN NY
2021-12-10 315-614-9XXX 9000–9999Assigned BANDWIDTH.COM CLEC, LLC - NY 997E OGDENSBURG NY
2021-12-10 315-643-4XXX 4000–4999Assigned OMNIPOINT COMMUNICATIONS, INC. - NY 6622 MASSENA NY
2021-12-10 315-742-4XXX 4000–4999Assigned OMNIPOINT COMMUNICATIONS, INC. - NY 6622 POTSDAM NY
2021-12-10 315-828-9XXX 9000–9999Assigned OMNIPOINT COMMUNICATIONS, INC. - NY 6622 GENEVA NY
2021-12-02 315-296-0XXX 0000–0999Assigned NEW CINGULAR WIRELESS PCS, LLC - DC 4036 MASSENA NY
2021-11-19 315-227-1XXX 1000–1999Assigned TELNYX LLC 073H PENN YAN NY
2021-11-18 315-962-1XXX 1000–1999Assigned BANDWIDTH.COM CLEC, LLC - NY 997E CAZENOVIA NY
2021-11-17 315-596-0XXX 0000–0999Assigned OMNIPOINT COMMUNICATIONS, INC. - NY 6622 OSWEGO NY
2021-11-11 315-270-6XXX 6000–6999Assigned ONVOY SPECTRUM, LLC 624H PENN YAN NY
2021-11-11 315-270-7XXX 7000–7999Assigned ONVOY SPECTRUM, LLC 624H PENN YAN NY
2021-11-11 315-596-6XXX 6000–6999Assigned ONVOY SPECTRUM, LLC 624H OSWEGO NY
2021-11-11 315-596-7XXX 7000–7999Assigned ONVOY SPECTRUM, LLC 624H OSWEGO NY
2021-11-11 315-596-9XXX 9000–9999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 6959 OSWEGO NY
2021-11-11 315-614-1XXX 1000–1999Assigned ONVOY SPECTRUM, LLC 624H OGDENSBURG NY
2021-11-11 315-614-8XXX 8000–8999Assigned ONVOY SPECTRUM, LLC 624H OGDENSBURG NY
2021-11-11 315-615-7XXX 7000–7999Assigned ONVOY SPECTRUM, LLC 624H ONEIDA NY
2021-11-11 315-615-8XXX 8000–8999Assigned ONVOY SPECTRUM, LLC 624H ONEIDA NY
2021-11-11 315-617-4XXX 4000–4999Assigned ONVOY SPECTRUM, LLC 624H ROME NY
2021-11-11 315-617-5XXX 5000–5999Assigned ONVOY SPECTRUM, LLC 624H ROME NY
2021-11-11 315-620-1XXX 1000–1999Assigned ONVOY SPECTRUM, LLC 624H GENEVA NY
2021-11-11 315-620-4XXX 4000–4999Assigned ONVOY SPECTRUM, LLC 624H GENEVA NY
2021-11-11 315-621-6XXX 6000–6999Assigned ONVOY SPECTRUM, LLC 624H POTSDAM NY
2021-11-11 315-621-7XXX 7000–7999Assigned ONVOY SPECTRUM, LLC 624H POTSDAM NY
2021-11-11 315-643-1XXX 1000–1999Assigned ONVOY SPECTRUM, LLC 624H MASSENA NY
2021-11-11 315-643-8XXX 8000–8999Assigned ONVOY SPECTRUM, LLC 624H MASSENA NY
2021-11-11 315-862-2XXX 2000–2999Assigned ONVOY SPECTRUM, LLC 624H MARCELLUS NY
2021-11-11 315-892-7XXX 7000–7999Assigned ONVOY SPECTRUM, LLC 624H PHOENIX NY
2021-11-11 315-892-8XXX 8000–8999Assigned ONVOY SPECTRUM, LLC 624H PHOENIX NY
2021-11-05 315-512-5XXX 5000–5999Assigned ONVOY, LLC- NY 384C HARRISVL NY
2021-11-05 315-626-7XXX 7000–7999Assigned ONVOY, LLC- NY 384C CATO NY
2021-10-29 315-375-0XXX 0000–0999Assigned IP HORIZON LLC 515J MORRISTOWN NY
2021-10-29 315-616-0XXX 0000–0999Assigned IP HORIZON LLC 515J STAR LAKE NY
2021-10-28 315-306-9XXX 9000–9999Assigned ONVOY SPECTRUM, LLC 624H ORISKNYFLS NY
2021-10-28 315-756-7XXX 7000–7999Assigned ONVOY SPECTRUM, LLC 624H BELLEVILLE NY
2021-10-28 315-821-5XXX 5000–5999Assigned ONVOY SPECTRUM, LLC 624H ORISKNYFLS NY

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.