NumberResearch Membership · Data 09/19/2026

Thousands-blocks in 334-352

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 334-352 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 334 blocks

Most active assignees, all time — NPA 334
BANDWIDTH.COM CLEC, LLC - AL 4
SOUTHERN COMMUNICATIONS SERVICES, INC. 2
TERRA NOVA TELECOM INC. 1
LEVEL 3 COMMUNICATIONS, LLC - AL 1
CENTURYLINK COMMUNICATIONS, LLC 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
2025-07-07 334-352-0XXX 0000–0999Assigned TERRA NOVA TELECOM INC. 145J GREENSBORO AL
2006-11-22 334-352-1XXX 1000–1999Assigned SOUTHERN COMMUNICATIONS SERVICES, INC. 6744 GREENSBORO AL
2003-08-29 334-352-2XXX 2000–2999Assigned SOUTHERN COMMUNICATIONS SERVICES, INC. 6744 GREENSBORO AL
2015-10-08 334-352-3XXX 3000–3999Assigned BANDWIDTH.COM CLEC, LLC - AL 072F GREENSBORO AL
2004-05-19 334-352-4XXX 4000–4999Assigned LEVEL 3 COMMUNICATIONS, LLC - AL 5255 GREENSBORO AL
2008-11-24 334-352-5XXX 5000–5999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 6804 GREENSBORO AL
2014-06-12 334-352-6XXX 6000–6999Assigned CENTURYLINK COMMUNICATIONS, LLC 508J GREENSBORO AL
2014-12-08 334-352-7XXX 7000–7999Assigned BANDWIDTH.COM CLEC, LLC - AL 072F GREENSBORO AL
2015-04-27 334-352-8XXX 8000–8999Assigned BANDWIDTH.COM CLEC, LLC - AL 072F GREENSBORO AL
2008-11-04 334-352-9XXX 9000–9999Assigned BANDWIDTH.COM CLEC, LLC - AL 072F GREENSBORO AL

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.