NumberResearch Membership · Data 09/19/2026

Thousands-blocks in 740-247

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 740-247 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
ONVOY, LLC - OH 6
TON80 COMMUNICATIONS, LLC 1
FRONTIER NORTH, INC. - OH 1
CENTURYLINK COMMUNICATIONS, LLC 1
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
2020-05-26 740-247-0XXX 0000–0999Assigned ONVOY, LLC - OH 464C LETART FLS OH
2020-05-26 740-247-1XXX 1000–1999Assigned ONVOY, LLC - OH 464C LETART FLS OH
— 740-247-2XXX 2000–2999Reserved FRONTIER NORTH, INC. - OH 0615 LETART FLS OH
2021-08-19 740-247-3XXX 3000–3999Assigned TON80 COMMUNICATIONS, LLC 516J LETART FLS OH
2019-04-17 740-247-4XXX 4000–4999Assigned ONVOY, LLC - OH 464C LETART FLS OH
2020-03-23 740-247-5XXX 5000–5999Assigned ONVOY, LLC - OH 464C LETART FLS OH
2014-06-09 740-247-6XXX 6000–6999Assigned CENTURYLINK COMMUNICATIONS, LLC 508J LETART FLS OH
2021-07-07 740-247-7XXX 7000–7999Assigned ONVOY, LLC - OH 464C LETART FLS OH
2021-02-10 740-247-8XXX 8000–8999Assigned ONVOY, LLC - OH 464C LETART FLS OH
— 740-247-9XXX 9000–9999Available LETART FLS 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.