NumberResearch Membership · Data 09/19/2026

Thousands-blocks in 302-223

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 302-223 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
LEVEL 3 COMMUNICATIONS, LLC - DE 2
BANDWIDTH.COM CLEC, LLC - DE 2
VERIZON DELAWARE, INC. 1
TELEPORT COMMUNICATIONS AMERICA, LLC - PA 1
MCIMETRO ACCESS TRANSMISSION SERVICES 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
— 302-223-0XXX 0000–0999Reserved TELEPORT COMMUNICATIONS AMERICA, LLC - PA 7309 SMYRNA DE
2003-08-12 302-223-1XXX 1000–1999Assigned VERIZON DELAWARE, INC. 9210 SMYRNA DE
2009-05-06 302-223-2XXX 2000–2999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC - DE 7220 SMYRNA DE
2004-10-19 302-223-3XXX 3000–3999Assigned LEVEL 3 COMMUNICATIONS, LLC - DE 4801 SMYRNA DE
2010-02-22 302-223-4XXX 4000–4999Assigned BANDWIDTH.COM CLEC, LLC - DE 073F SMYRNA DE
2005-12-29 302-223-5XXX 5000–5999Assigned LEVEL 3 COMMUNICATIONS, LLC - DE 4801 SMYRNA DE
2006-01-18 302-223-6XXX 6000–6999Assigned COMCAST IP PHONE, LLC 318J SMYRNA DE
2009-11-03 302-223-7XXX 7000–7999Assigned BLOCK LINE SYSTEMS, LLC - DE 783E SMYRNA DE
2006-06-08 302-223-8XXX 8000–8999Assigned IDT AMERICA, CORP. - DE 312C SMYRNA DE
2011-09-15 302-223-9XXX 9000–9999Assigned BANDWIDTH.COM CLEC, LLC - DE 073F SMYRNA 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.