NumberResearchThousands-blocks in 518-592
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
The ten 1,000-number thousand-blocks inside prefix 518-592 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
New assignments by month
Sep 2026
Aug 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2015-03-03 | 518-592-0XXX | 0000–0999 | Assigned | INTEGRATED PATH COMMUNICATIONS, LLC - NY | 271G | MILLERTON | NY |
| 2008-08-06 | 518-592-1XXX | 1000–1999 | Assigned | CABLEVISION LIGHTPATH, INC. - NY | 7126 | MILLERTON | NY |
| — | 518-592-2XXX | 2000–2999 | Available | MILLERTON | NY | ||
| — | 518-592-3XXX | 3000–3999 | Available | MILLERTON | NY | ||
| — | 518-592-4XXX | 4000–4999 | Available | MILLERTON | NY | ||
| 2018-08-16 | 518-592-5XXX | 5000–5999 | Assigned | BLUEBIRD COMMUNICATIONS, LLC - NY | 970H | MILLERTON | NY |
| — | 518-592-6XXX | 6000–6999 | Available | MILLERTON | NY | ||
| 2025-04-01 | 518-592-7XXX | 7000–7999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | MILLERTON | NY |
| 2019-05-01 | 518-592-8XXX | 8000–8999 | Assigned | CSC WIRELESS, LLC | 425J | MILLERTON | NY |
| 2018-12-07 | 518-592-9XXX | 9000–9999 | Assigned | TC SYSTEMS, INC. - NY | 7140 | MILLERTON | 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.