NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 626-656

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 626-656 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 626 blocks

Most active assignees, all time — NPA 626
U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 5
CHARTER IP ENABLED SERVICES, LLC 2
BANDWIDTH.COM CLEC, LLC - CA 2
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 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
2011-09-09 626-656-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 6006 ALHAMBRA CA
— 626-656-1XXX 1000–1999Reserved U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 671J ALHAMBRA CA
— 626-656-2XXX 2000–2999Reserved U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 671J ALHAMBRA CA
2010-01-28 626-656-3XXX 3000–3999Assigned BANDWIDTH.COM CLEC, LLC - CA 981E ALHAMBRA CA
2018-09-05 626-656-4XXX 4000–4999Assigned CHARTER IP ENABLED SERVICES, LLC 792K ALHAMBRA CA
2014-02-26 626-656-5XXX 5000–5999Assigned BANDWIDTH.COM CLEC, LLC - CA 981E ALHAMBRA CA
2016-08-30 626-656-6XXX 6000–6999Assigned CHARTER IP ENABLED SERVICES, LLC 792K ALHAMBRA CA
— 626-656-7XXX 7000–7999Reserved U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 671J ALHAMBRA CA
— 626-656-8XXX 8000–8999Reserved U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 671J ALHAMBRA CA
— 626-656-9XXX 9000–9999Reserved U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 671J ALHAMBRA CA

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.