NumberResearchThousands-blocks in 347-408
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 347-408 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 347 blocks
Most active assignees, all time — NPA 347
New assignments by month
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2004-12-22 | 347-408-0XXX | 0000–0999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | NWYRCYZN11 | NY |
| 2004-11-19 | 347-408-1XXX | 1000–1999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | NWYRCYZN11 | NY |
| 2019-01-11 | 347-408-2XXX | 2000–2999 | Assigned | ONVOY, LLC- NY | 384C | NWYRCYZN11 | NY |
| 2020-12-01 | 347-408-3XXX | 3000–3999 | Assigned | TERRA NOVA TELECOM INC. | 145J | NWYRCYZN11 | NY |
| 2004-03-10 | 347-408-4XXX | 4000–4999 | Assigned | TWC IP ENABLED SERVICES, LLC | 793K | NWYRCYZN11 | NY |
| — | 347-408-5XXX | 5000–5999 | Reserved | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN11 | NY |
| — | 347-408-6XXX | 6000–6999 | Reserved | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN11 | NY |
| — | 347-408-7XXX | 7000–7999 | Reserved | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN11 | NY |
| 2008-07-17 | 347-408-8XXX | 8000–8999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | NWYRCYZN11 | NY |
| — | 347-408-9XXX | 9000–9999 | Reserved | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN11 | 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.