NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 618-247

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 618-247 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 618 blocks

Most active assignees, all time — NPA 618
CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 4
ONVOY, LLC 2
WABASH INDEPENDENT NETWORKS, INC DBA WABASH COMM 1
MCC NETWORK SERVICES, LLC 1
CHARTER IP ENABLED SERVICES, 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
— 618-247-0XXX 0000–0999Reserved CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 1183 SANDOVAL IL
2016-10-11 618-247-1XXX 1000–1999Assigned CHARTER IP ENABLED SERVICES, LLC 792K SANDOVAL IL
2007-04-19 618-247-2XXX 2000–2999Assigned WABASH INDEPENDENT NETWORKS, INC DBA WABASH COMM 772H SANDOVAL IL
— 618-247-3XXX 3000–3999Reserved CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 1183 SANDOVAL IL
2018-06-29 618-247-4XXX 4000–4999Assigned ONVOY, LLC 224C SANDOVAL IL
2019-06-29 618-247-5XXX 5000–5999Assigned ONVOY, LLC 224C SANDOVAL IL
2015-12-21 618-247-6XXX 6000–6999Assigned CENTURYLINK COMMUNICATIONS, LLC 508J SANDOVAL IL
2007-05-10 618-247-7XXX 7000–7999Assigned MCC NETWORK SERVICES, LLC 075A SANDOVAL IL
— 618-247-8XXX 8000–8999Reserved CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 1183 SANDOVAL IL
— 618-247-9XXX 9000–9999Reserved CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 1183 SANDOVAL IL

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.