NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 931-588

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 931-588 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 931 blocks

Most active assignees, all time — NPA 931
POWERTEL NASHVILLE LICENSES, INC. 5
TERRA NOVA TELECOM INC. 1
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TN 1
BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 1
BANDWIDTH.COM CLEC, LLC - TN 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
Clear Download CSV ↓
Recent thousands-block assignments
AssignedThousands-blockLast 4 digitsStatusAssigneeOCNRate centerState
2008-10-30 931-588-0XXX 0000–0999Assigned BANDWIDTH.COM CLEC, LLC - TN 124F TULLAHOMA TN
— 931-588-1XXX 1000–1999Reserved POWERTEL NASHVILLE LICENSES, INC. 7476 TULLAHOMA TN
2025-03-11 931-588-2XXX 2000–2999Assigned TERRA NOVA TELECOM INC. 145J TULLAHOMA TN
2006-10-27 931-588-3XXX 3000–3999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TN 7977 TULLAHOMA TN
2008-07-24 931-588-4XXX 4000–4999Assigned BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 9419 TULLAHOMA TN
2009-06-15 931-588-5XXX 5000–5999Assigned AT&T ENTERPRISES, LLC 516C TULLAHOMA TN
2006-04-13 931-588-6XXX 6000–6999Assigned POWERTEL NASHVILLE LICENSES, INC. 7476 TULLAHOMA TN
2004-10-25 931-588-7XXX 7000–7999Assigned POWERTEL NASHVILLE LICENSES, INC. 7476 TULLAHOMA TN
2003-12-05 931-588-8XXX 8000–8999Assigned POWERTEL NASHVILLE LICENSES, INC. 7476 TULLAHOMA TN
— 931-588-9XXX 9000–9999Reserved POWERTEL NASHVILLE LICENSES, INC. 7476 TULLAHOMA TN

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.