NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 843-885

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 843-885 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 843 blocks

Most active assignees, all time — NPA 843
LEVEL 3 COMMUNICATIONS, LLC - SC 2
BANDWIDTH.COM CLEC, LLC - SC 2
TELEPORT COMMUNICATIONS AMERICA SC- LLC 1
PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC 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
— 843-885-0XXX 0000–0999Reserved PAETEC ITEL, LLC 829J ISLE PALMS SC
2015-02-12 843-885-1XXX 1000–1999Assigned PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC 098H ISLE PALMS SC
2018-11-20 843-885-2XXX 2000–2999Assigned TELEPORT COMMUNICATIONS AMERICA SC- LLC 635C ISLE PALMS SC
2009-02-10 843-885-3XXX 3000–3999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC - SC 288B ISLE PALMS SC
2015-10-14 843-885-4XXX 4000–4999Assigned BANDWIDTH.COM CLEC, LLC - SC 077F ISLE PALMS SC
2015-03-04 843-885-5XXX 5000–5999Assigned LEVEL 3 COMMUNICATIONS, LLC - SC 5258 ISLE PALMS SC
2014-01-27 843-885-6XXX 6000–6999Assigned COMCAST IP PHONE, LLC 318J ISLE PALMS SC
2010-03-30 843-885-7XXX 7000–7999Assigned AT&T ENTERPRISES, LLC 516C ISLE PALMS SC
2013-05-16 843-885-8XXX 8000–8999Assigned BANDWIDTH.COM CLEC, LLC - SC 077F ISLE PALMS SC
2009-03-10 843-885-9XXX 9000–9999Assigned LEVEL 3 COMMUNICATIONS, LLC - SC 5258 ISLE PALMS SC

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.