NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 262-303

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 262-303 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 262 blocks

Most active assignees, all time — NPA 262
TWC IP ENABLED SERVICES, LLC 3
NEW CINGULAR WIRELESS PCS, LLC - IL 2
TELEPORT COMMUNICATIONS AMERICA, LLC WI 1
ONVOY, LLC - WI 1
LEVEL 3 TELECOM OF WISCONSIN, LP - WI 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
2017-09-25 262-303-0XXX 0000–0999Assigned LEVEL 3 COMMUNICATIONS, LLC - WI 5489 DELAFIELD WI
2015-10-05 262-303-1XXX 1000–1999Assigned NEW CINGULAR WIRELESS PCS, LLC - IL 6534 DELAFIELD WI
2012-10-08 262-303-2XXX 2000–2999Assigned LEVEL 3 TELECOM OF WISCONSIN, LP - WI 7322 DELAFIELD WI
2013-03-18 262-303-3XXX 3000–3999Assigned ONVOY, LLC - WI 225C DELAFIELD WI
2005-04-29 262-303-4XXX 4000–4999Assigned TWC IP ENABLED SERVICES, LLC 793K DELAFIELD WI
2016-03-15 262-303-5XXX 5000–5999Assigned TWC IP ENABLED SERVICES, LLC 793K DELAFIELD WI
2016-08-29 262-303-6XXX 6000–6999Assigned NEW CINGULAR WIRELESS PCS, LLC - IL 6534 DELAFIELD WI
2014-11-26 262-303-7XXX 7000–7999Assigned CENTURYLINK COMMUNICATIONS, LLC 508J DELAFIELD WI
2008-09-26 262-303-8XXX 8000–8999Assigned TELEPORT COMMUNICATIONS AMERICA, LLC WI 7216 DELAFIELD WI
2015-07-21 262-303-9XXX 9000–9999Assigned TWC IP ENABLED SERVICES, LLC 793K DELAFIELD WI

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.