NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 270-506

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 270-506 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 270 blocks

Most active assignees, all time — NPA 270
POWERTEL KENTUCKY LICENSES, INC. 2
LEVEL 3 COMMUNICATIONS, LLC - KY 2
COMCAST IP PHONE, LLC 2
PAETEC ITEL, LLC 1
MCIMETRO ACCESS TRANSMISSION SERVICES LLC 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
— 270-506-0XXX 0000–0999Reserved LEVEL 3 COMMUNICATIONS, LLC - KY 4369 ELIZABTHTN KY
2008-05-20 270-506-1XXX 1000–1999Assigned PAETEC ITEL, LLC 829J ELIZABTHTN KY
2011-08-08 270-506-2XXX 2000–2999Assigned COMCAST IP PHONE, LLC 318J ELIZABTHTN KY
2014-08-05 270-506-3XXX 3000–3999Assigned COMCAST IP PHONE, LLC 318J ELIZABTHTN KY
2014-01-30 270-506-4XXX 4000–4999Assigned LEVEL 3 COMMUNICATIONS, LLC - KY 4369 ELIZABTHTN KY
2007-11-20 270-506-5XXX 5000–5999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 ELIZABTHTN KY
2016-12-21 270-506-6XXX 6000–6999Assigned CENTURYLINK COMMUNICATIONS, LLC 508J ELIZABTHTN KY
2014-03-12 270-506-7XXX 7000–7999Assigned POWERTEL KENTUCKY LICENSES, INC. 365C ELIZABTHTN KY
2014-03-12 270-506-8XXX 8000–8999Assigned POWERTEL KENTUCKY LICENSES, INC. 365C ELIZABTHTN KY
2021-03-11 270-506-9XXX 9000–9999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KY 6500 ELIZABTHTN KY

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.