NumberResearch Membership · Data 09/19/2026

Thousands-blocks in 706-686

This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/19/2026

Full prefixes (NXX) Thousands-blocks (1,000-number pools)

The ten 1,000-number thousand-blocks inside prefix 706-686 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 706 blocks

Most active assignees, all time — NPA 706
LEVEL 3 COMMUNICATIONS, LLC - GA 3
ONVOY, LLC - GA 1
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - GA 1
IP HORIZON LLC 1
ETC COMMUNICATIONS, L.L.C. - GA 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
2023-06-29 706-686-0XXX 0000–0999Assigned BANDWIDTH.COM CLEC, LLC - GA 983E CHATSWORTH GA
2012-08-21 706-686-1XXX 1000–1999Assigned DOVETEL COMMUNICATIONS, LLC - GA 362B CHATSWORTH GA
2008-01-21 706-686-2XXX 2000–2999Assigned LEVEL 3 COMMUNICATIONS, LLC - GA 6116 CHATSWORTH GA
2011-06-16 706-686-3XXX 3000–3999Assigned LEVEL 3 COMMUNICATIONS, LLC - GA 6116 CHATSWORTH GA
— 706-686-4XXX 4000–4999Reserved LEVEL 3 COMMUNICATIONS, LLC - GA 6116 CHATSWORTH GA
2007-09-24 706-686-5XXX 5000–5999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC - GA 7435 CHATSWORTH GA
2021-02-03 706-686-6XXX 6000–6999Assigned ONVOY, LLC - GA 067D CHATSWORTH GA
2015-02-25 706-686-7XXX 7000–7999Assigned IP HORIZON LLC 515J CHATSWORTH GA
2009-07-13 706-686-8XXX 8000–8999Assigned BD OF WATER, LIGHT & SINKING FUND COMM, DBA DALTON 3139 CHATSWORTH GA
2014-02-18 706-686-9XXX 9000–9999Assigned ETC COMMUNICATIONS, L.L.C. - GA 205D CHATSWORTH GA

Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.