NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 414-369

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 414-369 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 414 blocks

Most active assignees, all time — NPA 414
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 3
BANDWIDTH.COM CLEC, LLC - WI 3
T-MOBILE USA, INC. 2
PEERLESS NETWORK OF WISCONSIN, LLC - WI 1
LEVEL 3 TELECOM OF WISCONSIN, LP - WI 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
2008-02-20 414-369-0XXX 0000–0999Assigned T-MOBILE USA, INC. 6529 MILWAUKZN5 WI
2008-04-30 414-369-1XXX 1000–1999Assigned T-MOBILE USA, INC. 6529 MILWAUKZN5 WI
2010-02-22 414-369-2XXX 2000–2999Assigned BANDWIDTH.COM CLEC, LLC - WI 007F MILWAUKZN5 WI
2012-11-08 414-369-3XXX 3000–3999Assigned BANDWIDTH.COM CLEC, LLC - WI 007F MILWAUKZN5 WI
2012-11-08 414-369-4XXX 4000–4999Assigned BANDWIDTH.COM CLEC, LLC - WI 007F MILWAUKZN5 WI
— 414-369-5XXX 5000–5999Reserved LEVEL 3 TELECOM OF WISCONSIN, LP - WI 7322 MILWAUKZN5 WI
2013-04-08 414-369-6XXX 6000–6999Assigned PEERLESS NETWORK OF WISCONSIN, LLC - WI 227F MILWAUKZN5 WI
2013-09-10 414-369-7XXX 7000–7999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 6508 MILWAUKZN5 WI
2013-09-10 414-369-8XXX 8000–8999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 6508 MILWAUKZN5 WI
2013-12-19 414-369-9XXX 9000–9999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 6508 MILWAUKZN5 WI

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.