NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 509-895

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 509-895 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 509 blocks

Most active assignees, all time — NPA 509
UNITED STATES CELLULAR - WA 2
ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 2
CHARTER IP ENABLED SERVICES, LLC 2
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 2
PEERLESS NETWORK OF WASHINGTON, LLC - WA 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
Clear Download CSV ↓
Recent thousands-block assignments
AssignedThousands-blockLast 4 digitsStatusAssigneeOCNRate centerState
— 509-895-0XXX 0000–0999Reserved ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 7173 YAKIMA WA
2007-04-16 509-895-1XXX 1000–1999Assigned UNITED STATES CELLULAR - WA 6270 YAKIMA WA
2006-09-07 509-895-2XXX 2000–2999Assigned PEERLESS NETWORK OF WASHINGTON, LLC - WA 159F YAKIMA WA
2007-04-16 509-895-3XXX 3000–3999Assigned UNITED STATES CELLULAR - WA 6270 YAKIMA WA
2007-03-13 509-895-4XXX 4000–4999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 5812 YAKIMA WA
2006-11-02 509-895-5XXX 5000–5999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 YAKIMA WA
2018-09-05 509-895-6XXX 6000–6999Assigned CHARTER IP ENABLED SERVICES, LLC 792K YAKIMA WA
2007-03-12 509-895-7XXX 7000–7999Assigned CHARTER IP ENABLED SERVICES, LLC 792K YAKIMA WA
— 509-895-8XXX 8000–8999Reserved ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 7173 YAKIMA WA
2007-03-13 509-895-9XXX 9000–9999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 5812 YAKIMA WA

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.