NumberResearchThousands-blocks in 845-477
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 845-477 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 845 blocks
Most active assignees, all time — NPA 845
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 845-477-0XXX | 0000–0999 | Reserved | VERIZON NEW YORK, INC. | 9104 | GREENWD LK | NY |
| 2007-07-24 | 845-477-1XXX | 1000–1999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | GREENWD LK | NY |
| — | 845-477-2XXX | 2000–2999 | Reserved | VERIZON NEW YORK, INC. | 9104 | GREENWD LK | NY |
| — | 845-477-3XXX | 3000–3999 | Reserved | VERIZON NEW YORK, INC. | 9104 | GREENWD LK | NY |
| — | 845-477-4XXX | 4000–4999 | Reserved | VERIZON NEW YORK, INC. | 9104 | GREENWD LK | NY |
| 2004-03-31 | 845-477-5XXX | 5000–5999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | GREENWD LK | NY |
| 2004-06-08 | 845-477-6XXX | 6000–6999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7650 | GREENWD LK | NY |
| 2016-03-07 | 845-477-7XXX | 7000–7999 | Assigned | ONVOY, LLC- NY | 384C | GREENWD LK | NY |
| — | 845-477-8XXX | 8000–8999 | Reserved | VERIZON NEW YORK, INC. | 9104 | GREENWD LK | NY |
| — | 845-477-9XXX | 9000–9999 | Reserved | VERIZON NEW YORK, INC. | 9104 | GREENWD LK | 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.