NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 518-704

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 518-704 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 518 blocks

Most active assignees, all time — NPA 518
OMNIPOINT COMMUNICATIONS, INC. - NY 3
ONVOY, LLC- NY 2
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 2
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 1
LEVEL 3 COMMUNICATIONS, LLC - NY 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
2017-03-01 518-704-0XXX 0000–0999Assigned BLUEBIRD COMMUNICATIONS, LLC - NY 970H ALBANY NY
2018-01-08 518-704-1XXX 1000–1999Assigned OMNIPOINT COMMUNICATIONS, INC. - NY 6622 ALBANY NY
2018-02-20 518-704-2XXX 2000–2999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 7133 ALBANY NY
2017-12-20 518-704-3XXX 3000–3999Assigned ONVOY, LLC- NY 384C ALBANY NY
2017-12-20 518-704-4XXX 4000–4999Assigned ONVOY, LLC- NY 384C ALBANY NY
2019-10-16 518-704-5XXX 5000–5999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 6959 ALBANY NY
2018-07-06 518-704-6XXX 6000–6999Assigned LEVEL 3 COMMUNICATIONS, LLC - NY 4006 ALBANY NY
2019-10-16 518-704-7XXX 7000–7999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 6959 ALBANY NY
2018-01-08 518-704-8XXX 8000–8999Assigned OMNIPOINT COMMUNICATIONS, INC. - NY 6622 ALBANY NY
2018-02-20 518-704-9XXX 9000–9999Assigned OMNIPOINT COMMUNICATIONS, INC. - NY 6622 ALBANY NY

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.