NumberResearchThousands-blocks in 585-479
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
The ten 1,000-number thousand-blocks inside prefix 585-479 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 585 blocks
Most active assignees, all time — NPA 585
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 |
|---|---|---|---|---|---|---|---|
| 2011-11-10 | 585-479-0XXX | 0000–0999 | Assigned | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | BATAVIA | NY |
| 2011-06-10 | 585-479-1XXX | 1000–1999 | Assigned | PAETEC ITEL, LLC | 829J | BATAVIA | NY |
| 2025-12-05 | 585-479-2XXX | 2000–2999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | BATAVIA | NY |
| 2011-08-12 | 585-479-3XXX | 3000–3999 | Assigned | ONVOY, LLC- NY | 384C | BATAVIA | NY |
| 2010-03-03 | 585-479-4XXX | 4000–4999 | Assigned | PAETEC ITEL, LLC | 829J | BATAVIA | NY |
| 2011-02-22 | 585-479-5XXX | 5000–5999 | Assigned | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | BATAVIA | NY |
| 2010-12-07 | 585-479-6XXX | 6000–6999 | Assigned | YMAX COMMUNICATIONS CORP. - NY | 282E | BATAVIA | NY |
| 2009-09-22 | 585-479-7XXX | 7000–7999 | Assigned | YMAX COMMUNICATIONS CORP. - NY | 282E | BATAVIA | NY |
| 2009-09-22 | 585-479-8XXX | 8000–8999 | Assigned | YMAX COMMUNICATIONS CORP. - NY | 282E | BATAVIA | NY |
| 2009-07-29 | 585-479-9XXX | 9000–9999 | Assigned | AT&T - LOCAL | 7421 | BATAVIA | NY |
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.