Recent thousands-block assignments

12 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 531
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
2026-09-16 531-315-6XXX 6000–6999Assigned MIDSTATES DATA TRANSPORT, LLC - NE 960H BLAIR NE
2026-09-16 531-531-7XXX 7000–7999Assigned INTRADO COMMUNICATIONS, LLC 826C SOSIOUX CY NE
2026-09-10 531-438-1XXX 1000–1999Assigned MIDSTATES DATA TRANSPORT, LLC - NE 960H ELGIN NE
2026-09-09 531-370-1XXX 1000–1999Assigned ONVOY, LLC - NE 549E FREMONT NE
2026-09-09 531-371-8XXX 8000–8999Assigned ONVOY, LLC - NE 549E NORFOLK NE
2026-09-09 531-371-9XXX 9000–9999Assigned ONVOY, LLC - NE 549E NORFOLK NE
2026-09-02 531-587-0XXX 0000–0999Assigned BANDWIDTH.COM CLEC, LLC - NE 995E LINCOLN NE
2026-09-01 531-212-2XXX 2000–2999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 OAKLAND NE
2026-08-26 531-360-3XXX 3000–3999Assigned AERIAL COMMUNICATIONS, INC. 6701 ALBION NE
2026-08-26 531-370-7XXX 7000–7999Assigned AHOI LLC 883K FREMONT NE
2026-08-26 531-437-6XXX 6000–6999Assigned BOOST SUBSCRIBERCO L.L.C. 490J OMAHA NE
2026-08-21 531-318-8XXX 8000–8999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 WILBER NE
2026-08-20 531-587-9XXX 9000–9999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 LINCOLN NE
2026-08-20 531-795-2XXX 2000–2999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 LINCOLN NE
2026-08-20 531-795-3XXX 3000–3999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 LINCOLN NE
2026-08-20 531-795-4XXX 4000–4999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 LINCOLN NE
2026-08-20 531-795-6XXX 6000–6999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 LINCOLN NE
2026-08-20 531-795-7XXX 7000–7999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 LINCOLN NE
2026-08-19 531-283-9XXX 9000–9999Assigned INTRADO COMMUNICATIONS, LLC 826C OMAHA NE
2026-08-19 531-430-3XXX 3000–3999Assigned INTRADO COMMUNICATIONS, LLC 826C OMAHA NE
2026-08-19 531-430-6XXX 6000–6999Assigned INTRADO COMMUNICATIONS, LLC 826C OMAHA NE
2026-08-19 531-530-4XXX 4000–4999Assigned ONVOY, LLC - NE 549E LINCOLN NE
2026-08-14 531-484-0XXX 0000–0999Assigned BANDWIDTH.COM CLEC, LLC - NE 995E OMAHA NE
2026-08-06 531-810-4XXX 4000–4999Assigned ONVOY, LLC - NE 549E LINCOLN NE
2026-08-06 531-810-5XXX 5000–5999Assigned ONVOY, LLC - NE 549E LINCOLN NE
2026-08-06 531-810-6XXX 6000–6999Assigned ONVOY, LLC - NE 549E LINCOLN NE
2026-08-06 531-810-7XXX 7000–7999Assigned ONVOY, LLC - NE 549E LINCOLN NE
2026-08-05 531-358-9XXX 9000–9999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 LOUISVILLE NE
2026-07-30 531-361-2XXX 2000–2999Assigned ONVOY, LLC - NE 549E FREMONT NE
2026-07-17 531-437-1XXX 1000–1999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 OMAHA NE
2026-07-17 531-437-8XXX 8000–8999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 OMAHA NE
2026-07-17 531-437-9XXX 9000–9999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 OMAHA NE
2026-07-09 531-427-5XXX 5000–5999Assigned BANDWIDTH.COM CLEC, LLC - NE 995E LINCOLN NE
2026-07-09 531-430-8XXX 8000–8999Assigned BANDWIDTH.COM CLEC, LLC - NE 995E OMAHA NE
2026-07-09 531-430-9XXX 9000–9999Assigned BANDWIDTH.COM CLEC, LLC - NE 995E OMAHA NE
2026-07-07 531-244-4XXX 4000–4999Assigned AHOI LLC 883K PLATTSMTH NE
2026-07-07 531-343-7XXX 7000–7999Assigned AHOI LLC 883K CRESTON NE
2026-07-02 531-587-8XXX 8000–8999Assigned AHOI LLC 883K LINCOLN NE
2026-06-23 531-391-0XXX 0000–0999Assigned AERIAL COMMUNICATIONS, INC. 6701 SCHUYLER NE
2026-06-23 531-391-1XXX 1000–1999Assigned AERIAL COMMUNICATIONS, INC. 6701 SCHUYLER NE
2026-06-05 531-348-1XXX 1000–1999Assigned AERIAL COMMUNICATIONS, INC. 6701 COLUMBUS NE
2026-06-04 531-208-4XXX 4000–4999Assigned AHOI LLC 883K ATKINSON NE
2026-06-03 531-465-8XXX 8000–8999Assigned AHOI LLC 883K OMAHA NE
2026-06-03 531-531-1XXX 1000–1999Assigned AHOI LLC 883K SOSIOUX CY NE
2026-05-19 531-289-6XXX 6000–6999Assigned BOOST SUBSCRIBERCO L.L.C. 490J LINCOLN NE
2026-05-19 531-391-8XXX 8000–8999Assigned AERIAL COMMUNICATIONS, INC. 6701 SCHUYLER NE
2026-05-19 531-739-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 LINCOLN NE
2026-05-19 531-795-8XXX 8000–8999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 LINCOLN NE
2026-05-19 531-795-9XXX 9000–9999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 5807 LINCOLN NE
2026-05-14 531-230-6XXX 6000–6999Assigned AERIAL COMMUNICATIONS, INC. 6701 COLUMBUS NE

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.