Recent thousands-block assignments

21 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 223
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
2026-01-13 223-351-4XXX 4000–4999Assigned ONVOY, LLC - PA 547E MECHANCSBG PA
2026-01-13 223-374-4XXX 4000–4999Assigned ONVOY, LLC - PA 547E LANCASTER PA
2026-01-13 223-374-5XXX 5000–5999Assigned ONVOY, LLC - PA 547E LANCASTER PA
2026-01-13 223-375-6XXX 6000–6999Assigned ONVOY, LLC - PA 547E COLUMBIA PA
2026-01-13 223-380-8XXX 8000–8999Assigned ONVOY, LLC - PA 547E HARISBGZN1 PA
2026-01-13 223-380-9XXX 9000–9999Assigned ONVOY, LLC - PA 547E HARISBGZN1 PA
2026-01-13 223-387-0XXX 0000–0999Assigned ONVOY, LLC - PA 547E LANCASTER PA
2026-01-13 223-901-5XXX 5000–5999Assigned ONVOY, LLC - PA 547E EPHRATA PA
2026-01-08 223-304-3XXX 3000–3999Assigned NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NEWVILLE PA
2025-12-31 223-359-9XXX 9000–9999Assigned NEW CINGULAR WIRELESS PCS, LLC - DC 4036 HANOVER PA
2025-12-31 223-373-2XXX 2000–2999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 HARISBGZN1 PA
2025-12-31 223-374-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 LANCASTER PA
2025-12-31 223-374-3XXX 3000–3999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 LANCASTER PA
2025-12-30 223-384-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 YORK PA
2025-12-30 223-384-1XXX 1000–1999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 YORK PA
2025-12-19 223-232-0XXX 0000–0999Assigned TERRA NOVA TELECOM INC. 145J YORK PA
2025-12-18 223-371-8XXX 8000–8999Assigned ONVOY, LLC - PA 547E SHIPPENSBG PA
2025-12-17 223-207-8XXX 8000–8999Assigned TERRA NOVA TELECOM INC. 145J COLUMBIA PA
2025-12-12 223-383-0XXX 0000–0999Assigned WAVENATION, LLC 700J HARISBGZN1 PA
2025-11-24 223-374-6XXX 6000–6999Assigned NEW CINGULAR WIRELESS PCS, LLC - DC 4036 LANCASTER PA
2025-11-13 223-380-0XXX 0000–0999Assigned EXIANT COMMUNICATIONS LLC 114J HARISBGZN1 PA
2025-11-07 223-367-8XXX 8000–8999Assigned NEW CINGULAR WIRELESS PCS, LLC - DC 4036 LEBANON PA
2025-11-04 223-303-2XXX 2000–2999Assigned ONVOY, LLC - PA 547E HANOVER PA
2025-11-04 223-372-5XXX 5000–5999Assigned ONVOY, LLC - PA 547E YORK PA
2025-11-04 223-375-4XXX 4000–4999Assigned D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE 6846 COLUMBIA PA
2025-11-04 223-375-5XXX 5000–5999Assigned D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE 6846 COLUMBIA PA
2025-11-04 223-381-7XXX 7000–7999Assigned D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE 6846 COLUMBIA PA
2025-11-04 223-381-8XXX 8000–8999Assigned D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE 6846 COLUMBIA PA
2025-11-04 223-381-9XXX 9000–9999Assigned D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE 6846 COLUMBIA PA
2025-10-28 223-303-1XXX 1000–1999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 HANOVER PA
2025-10-28 223-380-6XXX 6000–6999Assigned TELEPORT COMMUNICATIONS AMERICA, LLC - PA 7309 HARISBGZN1 PA
2025-10-17 223-350-7XXX 7000–7999Assigned NEW CINGULAR WIRELESS PCS, LLC - DC 4036 GETTYSBURG PA
2025-10-14 223-372-3XXX 3000–3999Assigned ONVOY, LLC - PA 547E YORK PA
2025-10-14 223-372-4XXX 4000–4999Assigned ONVOY, LLC - PA 547E YORK PA
2025-10-02 223-325-8XXX 8000–8999Assigned ONVOY, LLC - PA 547E LEWISBERRY PA
2025-10-02 223-326-8XXX 8000–8999Assigned ONVOY, LLC - PA 547E WAYNESBORO PA
2025-10-02 223-341-1XXX 1000–1999Assigned ONVOY, LLC - PA 547E LANDISVL PA
2025-10-02 223-351-8XXX 8000–8999Assigned ONVOY, LLC - PA 547E MECHANCSBG PA
2025-10-01 223-358-9XXX 9000–9999Assigned NEW CINGULAR WIRELESS PCS, LLC - DC 4036 CHAMBERSBG PA
2025-10-01 223-372-6XXX 6000–6999Assigned NEW CINGULAR WIRELESS PCS, LLC - DC 4036 YORK PA
2025-09-30 223-375-7XXX 7000–7999Assigned D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE 6846 COLUMBIA PA
2025-09-30 223-375-9XXX 9000–9999Assigned D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE 6846 COLUMBIA PA
2025-09-30 223-378-0XXX 0000–0999Assigned D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE 6846 COLUMBIA PA
2025-09-30 223-378-1XXX 1000–1999Assigned D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE 6846 COLUMBIA PA
2025-09-19 223-372-2XXX 2000–2999Assigned ONVOY, LLC - PA 547E YORK PA
2025-09-18 223-375-8XXX 8000–8999Assigned ONVOY, LLC - PA 547E COLUMBIA PA
2025-09-16 223-369-9XXX 9000–9999Assigned ONVOY SPECTRUM, LLC 624H HARISBGZN1 PA
2025-09-16 223-373-4XXX 4000–4999Assigned ONVOY SPECTRUM, LLC 624H HARISBGZN1 PA
2025-09-16 223-373-5XXX 5000–5999Assigned ONVOY SPECTRUM, LLC 624H HARISBGZN1 PA
2025-09-16 223-379-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 TERRE HILL PA

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.