NumberResearchThousands-blocks in 330-944
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 330-944 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 330 blocks
Most active assignees, all time — NPA 330
New assignments by month
Sep 2026
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Nov 2025
Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2021-03-09 | 330-944-0XXX | 0000–0999 | Assigned | ONVOY, LLC - OH | 464C | SMITHVILLE | OH |
| 2012-05-01 | 330-944-1XXX | 1000–1999 | Assigned | BANDWIDTH.COM CLEC, LLC - OH | 001F | SMITHVILLE | OH |
| 2014-02-13 | 330-944-2XXX | 2000–2999 | Assigned | BANDWIDTH.COM CLEC, LLC - OH | 001F | SMITHVILLE | OH |
| 2016-03-24 | 330-944-3XXX | 3000–3999 | Assigned | ONVOY, LLC - OH | 464C | SMITHVILLE | OH |
| 2016-03-24 | 330-944-4XXX | 4000–4999 | Assigned | ONVOY, LLC - OH | 464C | SMITHVILLE | OH |
| 2016-03-24 | 330-944-5XXX | 5000–5999 | Assigned | ONVOY, LLC - OH | 464C | SMITHVILLE | OH |
| 2016-04-11 | 330-944-6XXX | 6000–6999 | Assigned | BANDWIDTH.COM CLEC, LLC - OH | 001F | SMITHVILLE | OH |
| 2014-01-17 | 330-944-7XXX | 7000–7999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - OH | 4863 | SMITHVILLE | OH |
| 2021-01-04 | 330-944-8XXX | 8000–8999 | Assigned | ONVOY, LLC - OH | 464C | SMITHVILLE | OH |
| — | 330-944-9XXX | 9000–9999 | Reserved | SUPER-NET, INC. - OH | 155F | SMITHVILLE | OH |
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.