Recent thousands-block assignments

17 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 412
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
2013-04-02 412-515-3XXX 3000–3999Assigned ONVOY, LLC - PA 547E PTTSBGZON1 PA
2013-03-29 412-800-0XXX 0000–0999Assigned ONVOY, LLC - PA 547E PTGSBNZN10 PA
2013-03-19 412-275-1XXX 1000–1999Assigned IP HORIZON LLC 515J PTGSBNZN14 PA
2013-03-19 412-313-2XXX 2000–2999Assigned IP HORIZON LLC 515J PTTSBGZON2 PA
2013-03-19 412-449-2XXX 2000–2999Assigned IP HORIZON LLC 515J PTTSBGZON3 PA
2013-03-19 412-502-1XXX 1000–1999Assigned IP HORIZON LLC 515J PTTSBGZON6 PA
2013-03-19 412-954-3XXX 3000–3999Assigned IP HORIZON LLC 515J PTTSBGZON8 PA
2013-03-11 412-932-1XXX 1000–1999Assigned IP HORIZON LLC 515J PTTSBGZON1 PA
2013-03-01 412-515-0XXX 0000–0999Assigned BANDWIDTH.COM CLEC, LLC - PA 002F PTTSBGZON1 PA
2013-02-21 412-515-2XXX 2000–2999Assigned FIDIUM ENTERPRISE SERVICES, LLC 8597 PTTSBGZON1 PA
2013-02-19 412-714-7XXX 7000–7999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 PTGSBNZN11 PA
2013-02-12 412-275-7XXX 7000–7999Assigned AERIAL COMMUNICATIONS, INC. 6701 PTGSBNZN14 PA
2013-02-07 412-515-5XXX 5000–5999Assigned NEW CINGULAR WIRELESS PCS, LLC - IL 6534 PTTSBGZON1 PA
2013-02-07 412-515-6XXX 6000–6999Assigned NEW CINGULAR WIRELESS PCS, LLC - IL 6534 PTTSBGZON1 PA
2013-02-07 412-515-7XXX 7000–7999Assigned NEW CINGULAR WIRELESS PCS, LLC - IL 6534 PTTSBGZON1 PA
2013-02-04 412-212-7XXX 7000–7999Assigned BANDWIDTH.COM CLEC, LLC - PA 002F PTGSBNZN12 PA
2013-02-04 412-440-8XXX 8000–8999Assigned BANDWIDTH.COM CLEC, LLC - PA 002F PTTSBGZON6 PA
2013-02-01 412-275-0XXX 0000–0999Assigned BANDWIDTH.COM CLEC, LLC - PA 002F PTGSBNZN14 PA
2013-01-24 412-357-7XXX 7000–7999Assigned VERIZON PENNSYLVANIA, INC. 9208 PTGSBNZN22 PA
2013-01-22 412-386-8XXX 8000–8999Assigned COMCAST IP PHONE, LLC 318J PTGSBNZN11 PA
2013-01-16 412-924-3XXX 3000–3999Assigned FIDIUM ENTERPRISE SERVICES, LLC 8597 PTTSBGZON8 PA
2013-01-14 412-275-9XXX 9000–9999Assigned AERIAL COMMUNICATIONS, INC. 6701 PTGSBNZN14 PA
2013-01-14 412-301-9XXX 9000–9999Assigned ONVOY, LLC - PA 547E PTTSBGZON2 PA
2013-01-07 412-694-2XXX 2000–2999Assigned NEW CINGULAR WIRELESS PCS, LLC - IL 6534 PTTSBGZON1 PA
2012-12-20 412-902-3XXX 3000–3999Assigned CITYNET PENNSYLVANIA, LLC - PA 657B PTGSBNZN22 PA
2012-12-11 412-275-8XXX 8000–8999Assigned PAETEC ITEL, LLC 829J PTGSBNZN14 PA
2012-11-29 412-694-0XXX 0000–0999Assigned ONVOY, LLC - PA 547E PTTSBGZON1 PA
2012-11-26 412-694-4XXX 4000–4999Assigned NEW CINGULAR WIRELESS PCS, LLC - IL 6534 PTTSBGZON1 PA
2012-11-21 412-230-1XXX 1000–1999Assigned ONVOY, LLC - PA 547E PTTSBGZON1 PA
2012-11-21 412-230-2XXX 2000–2999Assigned ONVOY, LLC - PA 547E PTTSBGZON1 PA
2012-11-13 412-660-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 PTTSBGZON1 PA
2012-11-13 412-660-1XXX 1000–1999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 PTTSBGZON1 PA
2012-11-13 412-660-2XXX 2000–2999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 PTTSBGZON1 PA
2012-11-13 412-660-3XXX 3000–3999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 PTTSBGZON1 PA
2012-11-13 412-660-4XXX 4000–4999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 PTTSBGZON1 PA
2012-11-02 412-668-3XXX 3000–3999Assigned COMCAST IP PHONE, LLC 318J PTTSBGZON6 PA
2012-11-02 412-713-7XXX 7000–7999Assigned PAETEC ITEL, LLC 829J PTTSBGZON1 PA
2012-11-02 412-914-8XXX 8000–8999Assigned COMCAST IP PHONE, LLC 318J PTGSBNZN13 PA
2012-10-26 412-407-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 PTTSBGZON3 PA
2012-10-26 412-459-8XXX 8000–8999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 PTTSBGZON2 PA
2012-10-26 412-694-1XXX 1000–1999Assigned NUSO, LLC 551G PTTSBGZON1 PA
2012-10-25 412-888-9XXX 9000–9999Assigned NEW CINGULAR WIRELESS PCS, LLC - IL 6534 PTTSBGZON1 PA
2012-10-18 412-888-0XXX 0000–0999Assigned LEVEL 3 COMMUNICATIONS, LLC - PA 4007 PTTSBGZON1 PA
2012-10-17 412-404-3XXX 3000–3999Assigned BANDWIDTH.COM CLEC, LLC - PA 002F PTTSBGZON8 PA
2012-10-15 412-529-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 PTTSBGZON1 PA
2012-10-15 412-738-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 PTTSBGZON1 PA
2012-10-12 412-426-0XXX 0000–0999Assigned AERIAL COMMUNICATIONS, INC. 6701 PTGSBNZN20 PA
2012-10-10 412-713-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 PTTSBGZON1 PA
2012-10-10 412-713-1XXX 1000–1999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 PTTSBGZON1 PA
2012-10-02 412-888-6XXX 6000–6999Assigned NEW CINGULAR WIRELESS PCS, LLC - IL 6534 PTTSBGZON1 PA

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.