NumberResearchThousands-blocks in 765-573
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 765-573 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 765 blocks
Most active assignees, all time — NPA 765
New assignments by month
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 765-573-0XXX | 0000–0999 | Reserved | TELEPORT COMMUNICATIONS AMERICA, LLC - IN | 7314 | MARION | IN |
| 2018-04-27 | 765-573-1XXX | 1000–1999 | Assigned | TELNYX LLC | 073H | MARION | IN |
| 2022-10-05 | 765-573-2XXX | 2000–2999 | Assigned | BANDWIDTH.COM CLEC, LLC - IN | 105F | MARION | IN |
| 2009-10-20 | 765-573-3XXX | 3000–3999 | Assigned | AT&T ENTERPRISES, LLC | 516C | MARION | IN |
| 2007-09-11 | 765-573-4XXX | 4000–4999 | Assigned | BHN IP ENABLED SERVICES, LLC | 045L | MARION | IN |
| 2008-11-25 | 765-573-5XXX | 5000–5999 | Assigned | BHN IP ENABLED SERVICES, LLC | 045L | MARION | IN |
| 2013-07-05 | 765-573-6XXX | 6000–6999 | Assigned | BHN IP ENABLED SERVICES, LLC | 045L | MARION | IN |
| 2017-04-04 | 765-573-7XXX | 7000–7999 | Assigned | BHN IP ENABLED SERVICES, LLC | 045L | MARION | IN |
| 2020-10-07 | 765-573-8XXX | 8000–8999 | Assigned | ONVOY, LLC - IN | 097D | MARION | IN |
| 2020-10-07 | 765-573-9XXX | 9000–9999 | Assigned | ONVOY, LLC - IN | 097D | MARION | IN |
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.