NumberResearchThousands-blocks in 850-447
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 850-447 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 850 blocks
Most active assignees, all time — NPA 850
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 850-447-0XXX | 0000–0999 | Reserved | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | BRISTOL | FL |
| — | 850-447-1XXX | 1000–1999 | Reserved | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | BRISTOL | FL |
| — | 850-447-2XXX | 2000–2999 | Reserved | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | BRISTOL | FL |
| — | 850-447-3XXX | 3000–3999 | Reserved | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | BRISTOL | FL |
| — | 850-447-4XXX | 4000–4999 | Reserved | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | BRISTOL | FL |
| — | 850-447-5XXX | 5000–5999 | Reserved | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | BRISTOL | FL |
| 2017-09-29 | 850-447-6XXX | 6000–6999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | 8300 | BRISTOL | FL |
| 2024-05-01 | 850-447-7XXX | 7000–7999 | Assigned | TWC IP ENABLED SERVICES, LLC | 793K | BRISTOL | FL |
| 2026-03-03 | 850-447-8XXX | 8000–8999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - FL | 4802 | BRISTOL | FL |
| 2026-05-27 | 850-447-9XXX | 9000–9999 | Assigned | COMCAST IP PHONE, LLC | 318J | BRISTOL | FL |
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.