NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 941-803

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 941-803 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 941 blocks

Most active assignees, all time — NPA 941
MCI WORLDCOM COMMUNICATIONS, INC. - FL 3
LEVEL 3 COMMUNICATIONS, LLC - FL 3
TERRA NOVA TELECOM, INC. - FL 1
PEERLESS NETWORK OF FLORIDA, LLC - FL 1
PAETEC ITEL, 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
2005-09-14 941-803-0XXX 0000–0999Assigned MCI WORLDCOM COMMUNICATIONS, INC. - FL 7448 PALMETTO FL
2009-10-16 941-803-1XXX 1000–1999Assigned LEVEL 3 COMMUNICATIONS, LLC - FL 4802 PALMETTO FL
— 941-803-2XXX 2000–2999Reserved MCI WORLDCOM COMMUNICATIONS, INC. - FL 7448 PALMETTO FL
2006-09-01 941-803-3XXX 3000–3999Assigned PAETEC ITEL, LLC 829J PALMETTO FL
2004-03-12 941-803-4XXX 4000–4999Assigned LEVEL 3 COMMUNICATIONS, LLC - FL 4802 PALMETTO FL
2018-08-16 941-803-5XXX 5000–5999Assigned PEERLESS NETWORK OF FLORIDA, LLC - FL 902E PALMETTO FL
2018-12-12 941-803-6XXX 6000–6999Assigned NEW CINGULAR WIRELESS PCS, LLC - GA 6214 PALMETTO FL
2011-12-01 941-803-7XXX 7000–7999Assigned LEVEL 3 COMMUNICATIONS, LLC - FL 4802 PALMETTO FL
— 941-803-8XXX 8000–8999Reserved MCI WORLDCOM COMMUNICATIONS, INC. - FL 7448 PALMETTO FL
2003-01-17 941-803-9XXX 9000–9999Assigned TERRA NOVA TELECOM, INC. - FL 382G PALMETTO FL

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.