NumberResearchThousands-blocks in 845-220
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 845-220 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 |
|---|---|---|---|---|---|---|---|
| 2023-05-03 | 845-220-0XXX | 0000–0999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NEWBURGH | NY |
| — | 845-220-1XXX | 1000–1999 | Reserved | FRONTIER COMMUNICATIONS OF AMERICA, INC. - NY | 2475 | NEWBURGH | NY |
| — | 845-220-2XXX | 2000–2999 | Reserved | FRONTIER COMMUNICATIONS OF AMERICA, INC. - NY | 2475 | NEWBURGH | NY |
| — | 845-220-3XXX | 3000–3999 | Reserved | FRONTIER COMMUNICATIONS OF AMERICA, INC. - NY | 2475 | NEWBURGH | NY |
| — | 845-220-4XXX | 4000–4999 | Reserved | FRONTIER COMMUNICATIONS OF AMERICA, INC. - NY | 2475 | NEWBURGH | NY |
| — | 845-220-5XXX | 5000–5999 | Reserved | FRONTIER COMMUNICATIONS OF AMERICA, INC. - NY | 2475 | NEWBURGH | NY |
| 2004-03-10 | 845-220-6XXX | 6000–6999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | NEWBURGH | NY |
| 2004-04-09 | 845-220-7XXX | 7000–7999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | NEWBURGH | NY |
| 2002-11-06 | 845-220-8XXX | 8000–8999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | NEWBURGH | NY |
| — | 845-220-9XXX | 9000–9999 | Reserved | FRONTIER COMMUNICATIONS OF AMERICA, INC. - NY | 2475 | NEWBURGH | 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.