NumberResearch Membership · Data 09/19/2026

Thousands-blocks in 260-301

This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/19/2026

Full prefixes (NXX) Thousands-blocks (1,000-number pools)

The ten 1,000-number thousand-blocks inside prefix 260-301 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 260 blocks

Most active assignees, all time — NPA 260
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 3
ONVOY, LLC - IN 2
LEVEL 3 COMMUNICATIONS, LLC - IN 2
OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 1
MCC TELEPHONY OF THE MID-WEST, LLC - IN 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
2021-02-04 260-301-0XXX 0000–0999Assigned ONVOY, LLC - IN 097D DECATUR IN
2006-10-06 260-301-1XXX 1000–1999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 6725 DECATUR IN
2008-10-28 260-301-2XXX 2000–2999Assigned BANDWIDTH.COM CLEC, LLC - IN 105F DECATUR IN
2004-06-30 260-301-3XXX 3000–3999Assigned LEVEL 3 COMMUNICATIONS, LLC - IN 4803 DECATUR IN
2010-02-04 260-301-4XXX 4000–4999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 6725 DECATUR IN
2010-06-22 260-301-5XXX 5000–5999Assigned LEVEL 3 COMMUNICATIONS, LLC - IN 4803 DECATUR IN
— 260-301-6XXX 6000–6999Reserved OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 DECATUR IN
2021-02-04 260-301-7XXX 7000–7999Assigned ONVOY, LLC - IN 097D DECATUR IN
2016-07-08 260-301-8XXX 8000–8999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 6725 DECATUR IN
2010-06-04 260-301-9XXX 9000–9999Assigned MCC TELEPHONY OF THE MID-WEST, LLC - IN 874F DECATUR IN

Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.