NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 830-388

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 830-388 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 830 blocks

Most active assignees, all time — NPA 830
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 6
TERRA NOVA TELECOM INC. 1
ONVOY, LLC - TX 1
NEW CINGULAR WIRELESS PCS, LLC - IL 1
METROPCS, INC. 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
— 830-388-0XXX 0000–0999Reserved CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 6506 BOERNE TX
2008-03-03 830-388-1XXX 1000–1999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 6506 BOERNE TX
2009-12-02 830-388-2XXX 2000–2999Assigned NEW CINGULAR WIRELESS PCS, LLC - IL 6534 BOERNE TX
2013-09-27 830-388-3XXX 3000–3999Assigned METROPCS, INC. 5562 BOERNE TX
2020-12-29 830-388-4XXX 4000–4999Assigned TERRA NOVA TELECOM INC. 145J BOERNE TX
2021-09-15 830-388-5XXX 5000–5999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 6506 BOERNE TX
2010-11-02 830-388-6XXX 6000–6999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 6506 BOERNE TX
2018-03-29 830-388-7XXX 7000–7999Assigned ONVOY, LLC - TX 903C BOERNE TX
2013-01-15 830-388-8XXX 8000–8999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 6506 BOERNE TX
— 830-388-9XXX 9000–9999Reserved CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 6506 BOERNE TX

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.