Recent thousands-block assignments

4,575 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
2026-08-19 573-548-1XXX TERRA NOVA TELECOM INC. 145J MONTAUK MO
2026-08-19 573-627-8XXX TERRA NOVA TELECOM INC. 145J JAPAN MO
2026-08-19 573-773-8XXX BANDWIDTH.COM CLEC, LLC - MO 993E PALMYRA MO
2026-08-19 614-385-6XXX TERRA NOVA TELECOM INC. 145J ALTON OH
2026-08-19 623-310-5XXX INTRADO COMMUNICATIONS, LLC 890G PHOENIX AZ
2026-08-19 623-310-6XXX INTRADO COMMUNICATIONS, LLC 890G PHOENIX AZ
2026-08-19 623-310-7XXX INTRADO COMMUNICATIONS, LLC 890G PHOENIX AZ
2026-08-19 628-235-5XXX BANDWIDTH.COM CLEC, LLC - CA 981E SNFC CNTRL CA
2026-08-19 628-284-1XXX BANDWIDTH.COM CLEC, LLC - CA 981E SNFC CNTRL CA
2026-08-19 629-344-4XXX ONVOY, LLC - TN 525E MURFREESBO TN
2026-08-19 629-344-5XXX ONVOY, LLC - TN 525E MURFREESBO TN
2026-08-19 629-344-6XXX ONVOY, LLC - TN 525E MURFREESBO TN
2026-08-19 629-344-7XXX ONVOY, LLC - TN 525E MURFREESBO TN
2026-08-19 629-344-8XXX ONVOY, LLC - TN 525E MURFREESBO TN
2026-08-19 645-244-6XXX ONVOY, LLC - FL 937C HOMESTEAD FL
2026-08-19 645-255-4XXX ONVOY, LLC - FL 937C NORTH DADE FL
2026-08-19 645-255-5XXX ONVOY, LLC - FL 937C NORTH DADE FL
2026-08-19 645-255-6XXX ONVOY, LLC - FL 937C NORTH DADE FL
2026-08-19 645-255-7XXX ONVOY, LLC - FL 937C NORTH DADE FL
2026-08-19 645-256-0XXX ONVOY, LLC - FL 937C PERRINE FL
2026-08-19 645-256-1XXX ONVOY, LLC - FL 937C PERRINE FL
2026-08-19 645-256-2XXX ONVOY, LLC - FL 937C PERRINE FL
2026-08-19 645-465-3XXX ONVOY, LLC - FL 937C MIAMI FL
2026-08-19 645-465-4XXX ONVOY, LLC - FL 937C MIAMI FL
2026-08-19 645-465-5XXX ONVOY, LLC - FL 937C MIAMI FL
2026-08-19 645-465-6XXX ONVOY, LLC - FL 937C MIAMI FL
2026-08-19 650-778-2XXX ONVOY, LLC - CA 649C SAN MATEO CA
2026-08-19 650-778-3XXX ONVOY, LLC - CA 649C SAN MATEO CA
2026-08-19 650-778-4XXX ONVOY, LLC - CA 649C SAN MATEO CA
2026-08-19 650-778-5XXX ONVOY, LLC - CA 649C SAN MATEO CA
2026-08-19 650-778-6XXX ONVOY, LLC - CA 649C SAN MATEO CA
2026-08-19 650-792-0XXX ONVOY, LLC - CA 649C PALO ALTO CA
2026-08-19 650-792-1XXX ONVOY, LLC - CA 649C PALO ALTO CA
2026-08-19 650-792-2XXX ONVOY, LLC - CA 649C PALO ALTO CA
2026-08-19 650-792-3XXX ONVOY, LLC - CA 649C PALO ALTO CA
2026-08-19 650-792-4XXX ONVOY, LLC - CA 649C PALO ALTO CA
2026-08-19 656-257-3XXX ONVOY, LLC - FL 937C TAMPANTH FL
2026-08-19 656-257-4XXX ONVOY, LLC - FL 937C TAMPANTH FL
2026-08-19 656-261-5XXX BANDWIDTH.COM CLEC, LLC - FL 982E ZEPHYRHILS FL
2026-08-19 656-261-6XXX BANDWIDTH.COM CLEC, LLC - FL 982E ZEPHYRHILS FL
2026-08-19 656-267-3XXX ONVOY, LLC - FL 937C TAMPAEST FL
2026-08-19 656-274-0XXX ONVOY, LLC - FL 937C TAMPANTH FL
2026-08-19 656-274-6XXX ONVOY, LLC - FL 937C TAMPANTH FL
2026-08-19 657-820-5XXX BANDWIDTH.COM CLEC, LLC - CA 981E ANAHEIM CA
2026-08-19 657-835-5XXX BANDWIDTH.COM CLEC, LLC - CA 981E ANAHEIM CA
2026-08-19 657-835-7XXX OPENTACT INC. 824J ANAHEIM CA
2026-08-19 660-215-5XXX TERRA NOVA TELECOM INC. 145J MARYVILLE MO
2026-08-19 660-332-3XXX TERRA NOVA TELECOM INC. 145J LA PLATA MO
2026-08-19 660-334-3XXX TERRA NOVA TELECOM INC. 145J GALLATIN MO
2026-08-19 661-686-2XXX ONVOY, LLC - CA 649C SNCA SGCC 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.