NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 419-938

This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/20/2026

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

The ten 1,000-number thousand-blocks inside prefix 419-938 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 419 blocks

Most active assignees, all time — NPA 419
FRONTIER NORTH, INC. - OH 5
LEVEL 3 COMMUNICATIONS, LLC - OH 2
TWC IP ENABLED SERVICES, LLC 1
PEERLESS NETWORK OF OHIO, LLC - OH 1
ONVOY, 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
— 419-938-0XXX 0000–0999Reserved FRONTIER NORTH, INC. - OH 0615 PERRYSVL OH
— 419-938-1XXX 1000–1999Reserved FRONTIER NORTH, INC. - OH 0615 PERRYSVL OH
2007-04-10 419-938-2XXX 2000–2999Assigned TWC IP ENABLED SERVICES, LLC 793K PERRYSVL OH
— 419-938-3XXX 3000–3999Reserved FRONTIER NORTH, INC. - OH 0615 PERRYSVL OH
2005-03-14 419-938-4XXX 4000–4999Assigned LEVEL 3 COMMUNICATIONS, LLC - OH 4863 PERRYSVL OH
2013-12-09 419-938-5XXX 5000–5999Assigned PEERLESS NETWORK OF OHIO, LLC - OH 284F PERRYSVL OH
— 419-938-6XXX 6000–6999Reserved FRONTIER NORTH, INC. - OH 0615 PERRYSVL OH
— 419-938-7XXX 7000–7999Reserved FRONTIER NORTH, INC. - OH 0615 PERRYSVL OH
2021-02-10 419-938-8XXX 8000–8999Assigned ONVOY, LLC - OH 464C PERRYSVL OH
2008-05-06 419-938-9XXX 9000–9999Assigned LEVEL 3 COMMUNICATIONS, LLC - OH 4863 PERRYSVL OH

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.