NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 774-261

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 774-261 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 774 blocks

Most active assignees, all time — NPA 774
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 4
CHARTER IP ENABLED SERVICES, LLC 2
PAETEC ITEL, LLC 1
MCIMETRO ACCESS TRANSMISSION SERVICES LLC 1
BANDWIDTH.COM CLEC, LLC - MA 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
2002-10-31 774-261-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 6387 W BOYLSTON MA
2003-08-11 774-261-1XXX 1000–1999Assigned PAETEC ITEL, LLC 829J W BOYLSTON MA
2010-03-04 774-261-2XXX 2000–2999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 6387 W BOYLSTON MA
2005-12-07 774-261-3XXX 3000–3999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 6387 W BOYLSTON MA
2012-08-01 774-261-4XXX 4000–4999Assigned CHARTER IP ENABLED SERVICES, LLC 792K W BOYLSTON MA
2013-03-29 774-261-5XXX 5000–5999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 6387 W BOYLSTON MA
2011-12-27 774-261-6XXX 6000–6999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 W BOYLSTON MA
— 774-261-7XXX 7000–7999Available W BOYLSTON MA
2004-12-07 774-261-8XXX 8000–8999Assigned CHARTER IP ENABLED SERVICES, LLC 792K W BOYLSTON MA
2008-11-10 774-261-9XXX 9000–9999Assigned BANDWIDTH.COM CLEC, LLC - MA 990E W BOYLSTON MA

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.