Recent thousands-block assignments

15 blocks assigned in the last 30 days · from the daily NANPA thousands-block report, 09/20/2026

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 931
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
2024-11-15 931-253-0XXX 0000–0999Assigned ONVOY SPECTRUM, LLC 624H WAYNESBORO TN
2024-11-15 931-293-8XXX 8000–8999Assigned ONVOY SPECTRUM, LLC 624H CORNERSVL TN
2024-11-15 931-370-0XXX 0000–0999Assigned ONVOY SPECTRUM, LLC 624H NEWJHNSNVL TN
2024-11-15 931-391-0XXX 0000–0999Assigned ONVOY SPECTRUM, LLC 624H LINDEN TN
2024-11-15 931-593-9XXX 9000–9999Assigned ONVOY SPECTRUM, LLC 624H LOBELVILLE TN
2024-11-15 931-600-1XXX 1000–1999Assigned ONVOY SPECTRUM, LLC 624H COLLINWOOD TN
2024-11-15 931-977-0XXX 0000–0999Assigned ONVOY SPECTRUM, LLC 624H CLIFTON TN
2024-11-13 931-343-5XXX 5000–5999Assigned NEW CINGULAR WIRELESS PCS, LLC - GA 6214 CLARKSVL TN
2024-11-13 931-429-4XXX 4000–4999Assigned NEW CINGULAR WIRELESS PCS, LLC - GA 6214 CLARKSVL TN
2024-11-13 931-429-5XXX 5000–5999Assigned NEW CINGULAR WIRELESS PCS, LLC - GA 6214 CLARKSVL TN
2024-11-08 931-710-9XXX 9000–9999Assigned ONVOY, LLC - TN 525E CROSSVILLE TN
2024-11-01 931-403-7XXX 7000–7999Assigned NEW CINGULAR WIRELESS PCS, LLC - GA 6214 LIVINGSTON TN
2024-10-24 931-439-9XXX 9000–9999Assigned NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MCMINNVL TN
2024-10-24 931-643-8XXX 8000–8999Assigned NEW CINGULAR WIRELESS PCS, LLC - GA 6214 LEWISBURG TN
2024-10-24 931-979-8XXX 8000–8999Assigned NEW CINGULAR WIRELESS PCS, LLC - GA 6214 COOKEVILLE TN
2024-10-24 931-979-9XXX 9000–9999Assigned NEW CINGULAR WIRELESS PCS, LLC - GA 6214 COOKEVILLE TN
2024-10-17 931-416-4XXX 4000–4999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 6673 COLUMBIA TN
2024-10-16 931-922-0XXX 0000–0999Assigned TERRA NOVA TELECOM INC. 145J COLUMBIA TN
2024-10-03 931-439-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 6673 MCMINNVL TN
2024-09-24 931-229-8XXX 8000–8999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 6673 LYNCHBURG TN
2024-09-19 931-421-5XXX 5000–5999Assigned POWERTEL NASHVILLE LICENSES, INC. 7476 BAXTER TN
2024-09-12 931-842-4XXX 4000–4999Assigned NEW CINGULAR WIRELESS PCS, LLC - GA 6214 SHELBYVL TN
2024-09-10 931-419-1XXX 1000–1999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 6673 CLARKSVL TN
2024-09-10 931-419-2XXX 2000–2999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 6673 CLARKSVL TN
2024-09-09 931-421-4XXX 4000–4999Assigned POWERTEL NASHVILLE LICENSES, INC. 7476 BAXTER TN
2024-08-27 931-323-9XXX 9000–9999Assigned POWERTEL NASHVILLE LICENSES, INC. 7476 BAXTER TN
2024-08-27 931-369-6XXX 6000–6999Assigned NUSO, LLC 732J TULLAHOMA TN
2024-08-14 931-285-3XXX 3000–3999Assigned AT&T ENTERPRISES, LLC 516C HAMPSHIRE TN
2024-08-14 931-421-0XXX 0000–0999Assigned POWERTEL NASHVILLE LICENSES, INC. 7476 BAXTER TN
2024-08-14 931-421-1XXX 1000–1999Assigned POWERTEL NASHVILLE LICENSES, INC. 7476 BAXTER TN
2024-08-14 931-421-2XXX 2000–2999Assigned POWERTEL NASHVILLE LICENSES, INC. 7476 BAXTER TN
2024-08-14 931-421-3XXX 3000–3999Assigned POWERTEL NASHVILLE LICENSES, INC. 7476 BAXTER TN
2024-08-14 931-425-2XXX 2000–2999Assigned AT&T ENTERPRISES, LLC 516C BLANCHE TN
2024-08-14 931-764-4XXX 4000–4999Assigned AT&T ENTERPRISES, LLC 516C W VANLEER TN
2024-06-18 931-429-3XXX 3000–3999Assigned ONVOY, LLC - TN 525E CLARKSVL TN
2024-06-14 931-225-4XXX 4000–4999Assigned ONVOY, LLC - TN 525E SHELBYVL TN
2024-06-14 931-414-7XXX 7000–7999Assigned ONVOY, LLC - TN 525E MCMINNVL TN
2024-06-14 931-428-1XXX 1000–1999Assigned ONVOY, LLC - TN 525E SPARTA TN
2024-06-13 931-426-9XXX 9000–9999Assigned NEW CINGULAR WIRELESS PCS, LLC - GA 6214 DOVER TN
2024-06-12 931-416-3XXX 3000–3999Assigned ONVOY, LLC - TN 525E COLUMBIA TN
2024-06-12 931-921-3XXX 3000–3999Assigned ONVOY, LLC - TN 525E CROSSVILLE TN
2024-06-07 931-421-6XXX 6000–6999Assigned POWERTEL NASHVILLE LICENSES, INC. 7476 BAXTER TN
2024-06-07 931-421-7XXX 7000–7999Assigned POWERTEL NASHVILLE LICENSES, INC. 7476 BAXTER TN
2024-06-07 931-421-8XXX 8000–8999Assigned POWERTEL NASHVILLE LICENSES, INC. 7476 BAXTER TN
2024-06-07 931-421-9XXX 9000–9999Assigned POWERTEL NASHVILLE LICENSES, INC. 7476 BAXTER TN
2024-06-07 931-869-3XXX 3000–3999Assigned NEW CINGULAR WIRELESS PCS, LLC - GA 6214 COOKEVILLE TN
2024-05-30 931-690-8XXX 8000–8999Assigned NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MTPLEASANT TN
2024-05-29 931-429-2XXX 2000–2999Assigned ONVOY, LLC - TN 525E CLARKSVL TN
2024-05-22 931-429-7XXX 7000–7999Assigned NUSO, LLC 732J CLARKSVL TN
2024-05-22 931-429-8XXX 8000–8999Assigned NUSO, LLC 732J CLARKSVL TN

Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/20/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.