NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 813-982

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 813-982 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 813 blocks

Most active assignees, all time — NPA 813
FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA 5
MCI WORLDCOM COMMUNICATIONS, INC. - FL 3
PAETEC ITEL, LLC 1
ONVOY, LLC - FL 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
— 813-982-0XXX 0000–0999Reserved FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA 0328 TAMPAEST FL
— 813-982-1XXX 1000–1999Reserved FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA 0328 TAMPAEST FL
— 813-982-2XXX 2000–2999Reserved FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA 0328 TAMPAEST FL
2002-06-18 813-982-3XXX 3000–3999Assigned PAETEC ITEL, LLC 829J TAMPAEST FL
2007-08-21 813-982-4XXX 4000–4999Assigned MCI WORLDCOM COMMUNICATIONS, INC. - FL 7448 TAMPAEST FL
— 813-982-5XXX 5000–5999Reserved FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA 0328 TAMPAEST FL
2005-07-22 813-982-6XXX 6000–6999Assigned MCI WORLDCOM COMMUNICATIONS, INC. - FL 7448 TAMPAEST FL
2005-07-22 813-982-7XXX 7000–7999Assigned MCI WORLDCOM COMMUNICATIONS, INC. - FL 7448 TAMPAEST FL
2026-03-19 813-982-8XXX 8000–8999Assigned ONVOY, LLC - FL 937C TAMPAEST FL
— 813-982-9XXX 9000–9999Reserved FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA 0328 TAMPAEST 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.