NumberResearch Membership · Data 09/19/2026

Thousands-blocks in 740-936

This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/19/2026

Full prefixes (NXX) Thousands-blocks (1,000-number pools)

The ten 1,000-number thousand-blocks inside prefix 740-936 and who was initially assigned each. Under pooling these blocks often belong to different carriers — the single prefix-level “assignee” is usually just the pool / code holder, not who holds the numbers. ← all 740 blocks

Most active assignees, all time — NPA 740
LEVEL 3 COMMUNICATIONS, LLC - OH 4
TWC IP ENABLED SERVICES, LLC 2
BANDWIDTH.COM CLEC, LLC - OH 2
SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE 1
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 1
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
2005-09-23 740-936-0XXX 0000–0999Assigned LEVEL 3 COMMUNICATIONS, LLC - OH 4863 SUNBURY OH
2008-01-31 740-936-1XXX 1000–1999Assigned LEVEL 3 COMMUNICATIONS, LLC - OH 4863 SUNBURY OH
2010-10-08 740-936-2XXX 2000–2999Assigned SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE 735E SUNBURY OH
2011-03-04 740-936-3XXX 3000–3999Assigned BANDWIDTH.COM CLEC, LLC - OH 001F SUNBURY OH
2004-10-05 740-936-4XXX 4000–4999Assigned LEVEL 3 COMMUNICATIONS, LLC - OH 4863 SUNBURY OH
2006-08-31 740-936-5XXX 5000–5999Assigned TWC IP ENABLED SERVICES, LLC 793K SUNBURY OH
2005-02-10 740-936-6XXX 6000–6999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 7836 SUNBURY OH
2008-12-05 740-936-7XXX 7000–7999Assigned BANDWIDTH.COM CLEC, LLC - OH 001F SUNBURY OH
2008-01-07 740-936-8XXX 8000–8999Assigned TWC IP ENABLED SERVICES, LLC 793K SUNBURY OH
2008-01-21 740-936-9XXX 9000–9999Assigned LEVEL 3 COMMUNICATIONS, LLC - OH 4863 SUNBURY OH

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.