NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 937-825

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 937-825 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 937 blocks

Most active assignees, all time — NPA 937
T-MOBILE USA, INC. 6
NEW CINGULAR WIRELESS PCS, LLC - IL 3
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 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
— 937-825-0XXX 0000–0999Reserved NEW CINGULAR WIRELESS PCS, LLC - IL 6534 DAYTON OH
2007-11-20 937-825-1XXX 1000–1999Assigned T-MOBILE USA, INC. 6529 DAYTON OH
— 937-825-2XXX 2000–2999Reserved NEW CINGULAR WIRELESS PCS, LLC - IL 6534 DAYTON OH
2008-01-30 937-825-3XXX 3000–3999Assigned T-MOBILE USA, INC. 6529 DAYTON OH
2008-01-30 937-825-4XXX 4000–4999Assigned T-MOBILE USA, INC. 6529 DAYTON OH
2008-01-30 937-825-5XXX 5000–5999Assigned T-MOBILE USA, INC. 6529 DAYTON OH
— 937-825-6XXX 6000–6999Reserved NEW CINGULAR WIRELESS PCS, LLC - IL 6534 DAYTON OH
2008-07-03 937-825-7XXX 7000–7999Assigned T-MOBILE USA, INC. 6529 DAYTON OH
2011-09-02 937-825-8XXX 8000–8999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 6025 DAYTON OH
2007-11-20 937-825-9XXX 9000–9999Assigned T-MOBILE USA, INC. 6529 DAYTON OH

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.