NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 928-769

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 928-769 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 928 blocks

Most active assignees, all time — NPA 928
CITIZENS UTILITIES RURAL DBA FRONTIER UT RURAL 3
ONVOY, LLC - AZ 2
LEVEL 3 COMMUNICATIONS, LLC - AZ 2
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 2
CENTURYLINK COMMUNICATIONS, 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
2019-10-04 928-769-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 6572 PEACH SPG AZ
— 928-769-1XXX 1000–1999Reserved CITIZENS UTILITIES RURAL DBA FRONTIER UT RURAL 2172 PEACH SPG AZ
— 928-769-2XXX 2000–2999Reserved CITIZENS UTILITIES RURAL DBA FRONTIER UT RURAL 2172 PEACH SPG AZ
2018-06-26 928-769-3XXX 3000–3999Assigned ONVOY, LLC - AZ 630E PEACH SPG AZ
2005-08-10 928-769-4XXX 4000–4999Assigned LEVEL 3 COMMUNICATIONS, LLC - AZ 3285 PEACH SPG AZ
2012-01-26 928-769-5XXX 5000–5999Assigned LEVEL 3 COMMUNICATIONS, LLC - AZ 3285 PEACH SPG AZ
2013-06-27 928-769-6XXX 6000–6999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 6572 PEACH SPG AZ
2016-05-05 928-769-7XXX 7000–7999Assigned CENTURYLINK COMMUNICATIONS, LLC 508J PEACH SPG AZ
2019-06-11 928-769-8XXX 8000–8999Assigned ONVOY, LLC - AZ 630E PEACH SPG AZ
— 928-769-9XXX 9000–9999Reserved CITIZENS UTILITIES RURAL DBA FRONTIER UT RURAL 2172 PEACH SPG AZ

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.