NumberResearchThousands-blocks in 440-652
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 440-652 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
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 440-652-0XXX | 0000–0999 | Available | NOROYALTON | OH | ||
| 2008-11-24 | 440-652-1XXX | 1000–1999 | Assigned | FIRST COMMUNICATIONS, LLC | 460K | NOROYALTON | OH |
| 2011-01-04 | 440-652-2XXX | 2000–2999 | Assigned | BANDWIDTH.COM CLEC, LLC - OH | 001F | NOROYALTON | OH |
| 2008-03-28 | 440-652-3XXX | 3000–3999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH | 7443 | NOROYALTON | OH |
| — | 440-652-4XXX | 4000–4999 | Reserved | TELEPORT COMMUNICATIONS AMERICA, LLC - OH | 7532 | NOROYALTON | OH |
| 2011-04-22 | 440-652-5XXX | 5000–5999 | Assigned | BANDWIDTH.COM CLEC, LLC - OH | 001F | NOROYALTON | OH |
| 2004-06-08 | 440-652-6XXX | 6000–6999 | Assigned | TWC IP ENABLED SERVICES, LLC | 793K | NOROYALTON | OH |
| 2010-08-27 | 440-652-7XXX | 7000–7999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - OH | 4863 | NOROYALTON | OH |
| 2012-09-17 | 440-652-8XXX | 8000–8999 | Assigned | ONVOY, LLC - OH | 464C | NOROYALTON | OH |
| 2016-05-10 | 440-652-9XXX | 9000–9999 | Assigned | TWC IP ENABLED SERVICES, LLC | 793K | NOROYALTON | 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.