NumberResearch Membership · Data 09/19/2026

Thousands-blocks in 936-449

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 936-449 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 936 blocks

Most active assignees, all time — NPA 936
CONSOLIDATED COMMUNICATIONS OF TEXAS COMPANY 6
CSC VOICE, LLC 2
NEW CINGULAR WIRELESS PCS, LLC - IL 1
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 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
2018-07-17 936-449-0XXX 0000–0999Assigned NEW CINGULAR WIRELESS PCS, LLC - IL 6534 MONTGOMERY TX
2014-01-29 936-449-1XXX 1000–1999Assigned CSC VOICE, LLC 612K MONTGOMERY TX
— 936-449-2XXX 2000–2999Reserved CONSOLIDATED COMMUNICATIONS OF TEXAS COMPANY 2109 MONTGOMERY TX
— 936-449-3XXX 3000–3999Reserved CONSOLIDATED COMMUNICATIONS OF TEXAS COMPANY 2109 MONTGOMERY TX
— 936-449-4XXX 4000–4999Reserved CONSOLIDATED COMMUNICATIONS OF TEXAS COMPANY 2109 MONTGOMERY TX
— 936-449-5XXX 5000–5999Reserved CONSOLIDATED COMMUNICATIONS OF TEXAS COMPANY 2109 MONTGOMERY TX
— 936-449-6XXX 6000–6999Reserved CONSOLIDATED COMMUNICATIONS OF TEXAS COMPANY 2109 MONTGOMERY TX
2012-01-25 936-449-7XXX 7000–7999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 7239 MONTGOMERY TX
2014-01-29 936-449-8XXX 8000–8999Assigned CSC VOICE, LLC 612K MONTGOMERY TX
— 936-449-9XXX 9000–9999Reserved CONSOLIDATED COMMUNICATIONS OF TEXAS COMPANY 2109 MONTGOMERY TX

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.