NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 509-298

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 509-298 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
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 4
U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 1
PEERLESS NETWORK OF WASHINGTON, LLC - WA 1
NEW CINGULAR WIRELESS PCS, LLC 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
2022-08-09 509-298-0XXX 0000–0999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 5812 MOSES LAKE WA
2024-12-16 509-298-1XXX 1000–1999Assigned NEW CINGULAR WIRELESS PCS, LLC 6010 MOSES LAKE WA
2024-10-23 509-298-2XXX 2000–2999Assigned PEERLESS NETWORK OF WASHINGTON, LLC - WA 159F MOSES LAKE WA
2025-01-24 509-298-3XXX 3000–3999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 5812 MOSES LAKE WA
2026-06-05 509-298-4XXX 4000–4999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 5812 MOSES LAKE WA
— 509-298-5XXX 5000–5999Available MOSES LAKE WA
2025-10-06 509-298-6XXX 6000–6999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 5812 MOSES LAKE WA
2026-05-18 509-298-7XXX 7000–7999Assigned U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 671J MOSES LAKE WA
2022-10-24 509-298-8XXX 8000–8999Assigned COMMIO, LLC 939H MOSES LAKE WA
2023-07-25 509-298-9XXX 9000–9999Assigned METROPCS, INC. 5562 MOSES LAKE 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.