NumberResearch Membership · Data 09/19/2026

Thousands-blocks in 910-499

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 910-499 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 910 blocks

Most active assignees, all time — NPA 910
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 4
LEVEL 3 COMMUNICATIONS, LLC - NC 2
STARVISION, INC. - NC 1
ONVOY, LLC - NC 1
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
— 910-499-0XXX 0000–0999Reserved LEVEL 3 COMMUNICATIONS, LLC - NC 3235 WHITEVILLE NC
2010-02-08 910-499-1XXX 1000–1999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 6324 WHITEVILLE NC
2010-02-08 910-499-2XXX 2000–2999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 6324 WHITEVILLE NC
2010-06-03 910-499-3XXX 3000–3999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 6324 WHITEVILLE NC
— 910-499-4XXX 4000–4999Reserved LEVEL 3 COMMUNICATIONS, LLC - NC 3235 WHITEVILLE NC
2010-06-03 910-499-5XXX 5000–5999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 6324 WHITEVILLE NC
2023-10-02 910-499-6XXX 6000–6999Assigned ONVOY, LLC - NC 638E WHITEVILLE NC
2014-03-13 910-499-7XXX 7000–7999Assigned CENTURYLINK COMMUNICATIONS, LLC 508J WHITEVILLE NC
2015-09-17 910-499-8XXX 8000–8999Assigned STARVISION, INC. - NC 703H WHITEVILLE NC
2017-05-08 910-499-9XXX 9000–9999Assigned BANDWIDTH.COM CLEC, LLC - NC 998E WHITEVILLE NC

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.