NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 620-682

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 620-682 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 620 blocks

Most active assignees, all time — NPA 620
LEVEL 3 COMMUNICATIONS, LLC - KS 3
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 3
SOUTHWESTERN BELL 2
UNITED WIRELESS COMMUNICATIONS, INC. 1
TELEPORT COMMUNICATIONS AMERICA, LLC - KS 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
2008-08-04 620-682-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 6532 DODGE CITY KS
— 620-682-1XXX 1000–1999Reserved SOUTHWESTERN BELL 9533 DODGE CITY KS
— 620-682-2XXX 2000–2999Reserved SOUTHWESTERN BELL 9533 DODGE CITY KS
2008-12-05 620-682-3XXX 3000–3999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 6532 DODGE CITY KS
2004-12-16 620-682-4XXX 4000–4999Assigned LEVEL 3 COMMUNICATIONS, LLC - KS 2240 DODGE CITY KS
2005-08-29 620-682-5XXX 5000–5999Assigned UNITED WIRELESS COMMUNICATIONS, INC. 401D DODGE CITY KS
2008-12-05 620-682-6XXX 6000–6999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 6532 DODGE CITY KS
2009-05-22 620-682-7XXX 7000–7999Assigned TELEPORT COMMUNICATIONS AMERICA, LLC - KS 8995 DODGE CITY KS
2014-07-25 620-682-8XXX 8000–8999Assigned LEVEL 3 COMMUNICATIONS, LLC - KS 2240 DODGE CITY KS
2011-01-20 620-682-9XXX 9000–9999Assigned LEVEL 3 COMMUNICATIONS, LLC - KS 2240 DODGE CITY KS

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.