NumberResearchThousands-blocks in 347-434
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 347-434 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
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2011-06-21 | 347-434-0XXX | 0000–0999 | Assigned | ONVOY, LLC- NY | 384C | NWYRCYZN11 | NY |
| 2010-08-26 | 347-434-1XXX | 1000–1999 | Assigned | PAETEC ITEL, LLC | 829J | NWYRCYZN11 | NY |
| 2010-08-26 | 347-434-2XXX | 2000–2999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | NWYRCYZN11 | NY |
| 2010-08-06 | 347-434-3XXX | 3000–3999 | Assigned | YMAX COMMUNICATIONS CORP. - NY | 282E | NWYRCYZN11 | NY |
| 2010-08-06 | 347-434-4XXX | 4000–4999 | Assigned | YMAX COMMUNICATIONS CORP. - NY | 282E | NWYRCYZN11 | NY |
| 2010-08-06 | 347-434-5XXX | 5000–5999 | Assigned | YMAX COMMUNICATIONS CORP. - NY | 282E | NWYRCYZN11 | NY |
| 2016-11-04 | 347-434-6XXX | 6000–6999 | Assigned | ONVOY, LLC- NY | 384C | NWYRCYZN11 | NY |
| 2013-09-16 | 347-434-7XXX | 7000–7999 | Assigned | PEERLESS NETWORK OF NEW YORK, LLC - NY | 155E | NWYRCYZN11 | NY |
| 2013-06-14 | 347-434-8XXX | 8000–8999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | NWYRCYZN11 | NY |
| 2013-07-30 | 347-434-9XXX | 9000–9999 | Assigned | IP HORIZON LLC | 515J | 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.