Thousands-blocks in 337-907

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 337-907 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 337 blocks

Most active assignees, all time — NPA 337

ONVOY, LLC - LA 2

HUNT TELECOMMUNICATIONS, LLC - LA 1

COMCAST IP PHONE, LLC 1

BANDWIDTH.COM CLEC, LLC - LA 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

Recent thousands-block assignments
Assigned	Thousands-block	Last 4 digits	Status	Assignee	OCN	Rate center	State
2007-05-29	337-907-0XXX	0000–0999	Assigned	HUNT TELECOMMUNICATIONS, LLC - LA	181D	FRANKLIN	LA
—	337-907-1XXX	1000–1999	Available			FRANKLIN	LA
—	337-907-2XXX	2000–2999	Available			FRANKLIN	LA
2016-03-15	337-907-3XXX	3000–3999	Assigned	ONVOY, LLC - LA	749E	FRANKLIN	LA
2016-03-15	337-907-4XXX	4000–4999	Assigned	ONVOY, LLC - LA	749E	FRANKLIN	LA
—	337-907-5XXX	5000–5999	Available			FRANKLIN	LA
2004-07-20	337-907-6XXX	6000–6999	Assigned	COMCAST IP PHONE, LLC	318J	FRANKLIN	LA
—	337-907-7XXX	7000–7999	Available			FRANKLIN	LA
—	337-907-8XXX	8000–8999	Available			FRANKLIN	LA
2020-06-11	337-907-9XXX	9000–9999	Assigned	BANDWIDTH.COM CLEC, LLC - LA	153F	FRANKLIN	LA

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.