NumberResearchThousands-blocks in 440-332
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 440-332 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 440 blocks
Most active assignees, all time — NPA 440
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2005-09-23 | 440-332-0XXX | 0000–0999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - OH | 4863 | BURTON | OH |
| 2004-08-10 | 440-332-1XXX | 1000–1999 | Assigned | ONVOY, LLC - OH | 464C | BURTON | OH |
| 2004-08-10 | 440-332-2XXX | 2000–2999 | Assigned | ONVOY, LLC - OH | 464C | BURTON | OH |
| 2024-02-12 | 440-332-3XXX | 3000–3999 | Assigned | IP HORIZON LLC | 515J | BURTON | OH |
| 2004-02-13 | 440-332-4XXX | 4000–4999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - OH | 4863 | BURTON | OH |
| 2005-06-27 | 440-332-5XXX | 5000–5999 | Assigned | ONVOY, LLC - OH | 464C | BURTON | OH |
| 2005-06-27 | 440-332-6XXX | 6000–6999 | Assigned | ONVOY, LLC - OH | 464C | BURTON | OH |
| 2012-05-01 | 440-332-7XXX | 7000–7999 | Assigned | BANDWIDTH.COM CLEC, LLC - OH | 001F | BURTON | OH |
| 2023-10-05 | 440-332-8XXX | 8000–8999 | Assigned | COMMIO, LLC | 939H | BURTON | OH |
| — | 440-332-9XXX | 9000–9999 | Reserved | TELEPORT COMMUNICATIONS AMERICA, LLC - OH | 7532 | BURTON | 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.