NumberResearch Membership · Data 09/19/2026

Thousands-blocks in 302-238

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 302-238 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 302 blocks

Most active assignees, all time — NPA 302
CORETEL DELAWARE, INC. - DE 3
VERIZON DELAWARE, INC. 2
BANDWIDTH.COM CLEC, LLC - DE 2
PEERLESS NETWORK OF DELAWARE, LLC - DE 1
BLOCK LINE SYSTEMS, LLC - DE 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
— 302-238-0XXX 0000–0999Reserved VERIZON DELAWARE, INC. 9210 GUMBORO DE
2019-05-03 302-238-1XXX 1000–1999Assigned BANDWIDTH.COM CLEC, LLC - DE 073F GUMBORO DE
2009-03-06 302-238-2XXX 2000–2999Assigned CORETEL DELAWARE, INC. - DE 1991 GUMBORO DE
2010-03-04 302-238-3XXX 3000–3999Assigned PEERLESS NETWORK OF DELAWARE, LLC - DE 349F GUMBORO DE
2009-08-26 302-238-4XXX 4000–4999Assigned BLOCK LINE SYSTEMS, LLC - DE 783E GUMBORO DE
2019-04-25 302-238-5XXX 5000–5999Assigned CORETEL DELAWARE, INC. - DE 1991 GUMBORO DE
2013-08-12 302-238-6XXX 6000–6999Assigned BANDWIDTH.COM CLEC, LLC - DE 073F GUMBORO DE
— 302-238-7XXX 7000–7999Reserved VERIZON DELAWARE, INC. 9210 GUMBORO DE
2019-04-25 302-238-8XXX 8000–8999Assigned CORETEL DELAWARE, INC. - DE 1991 GUMBORO DE
— 302-238-9XXX 9000–9999Available GUMBORO DE

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.