NumberResearchThousands-blocks in 329-444
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 329-444 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 329 blocks
Most active assignees, all time — NPA 329
New assignments by month
Sep 2026
Aug 2026
Jul 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2024-09-17 | 329-444-0XXX | 0000–0999 | Assigned | IP HORIZON LLC | 515J | STANFORDVL | NY |
| — | 329-444-1XXX | 1000–1999 | Available | STANFORDVL | NY | ||
| — | 329-444-2XXX | 2000–2999 | Available | STANFORDVL | NY | ||
| — | 329-444-3XXX | 3000–3999 | Available | STANFORDVL | NY | ||
| 2023-09-06 | 329-444-4XXX | 4000–4999 | Assigned | ONVOY, LLC- NY | 384C | STANFORDVL | NY |
| 2023-12-18 | 329-444-5XXX | 5000–5999 | Assigned | ONVOY SPECTRUM, LLC | 624H | STANFORDVL | NY |
| 2023-12-18 | 329-444-6XXX | 6000–6999 | Assigned | ONVOY SPECTRUM, LLC | 624H | STANFORDVL | NY |
| 2026-04-29 | 329-444-7XXX | 7000–7999 | Assigned | EXIANT COMMUNICATIONS LLC | 114J | STANFORDVL | NY |
| 2026-03-06 | 329-444-8XXX | 8000–8999 | Assigned | TERRA NOVA TELECOM INC. | 145J | STANFORDVL | NY |
| — | 329-444-9XXX | 9000–9999 | Available | STANFORDVL | 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.