NumberResearchThousands-blocks in 458-763
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 458-763 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 458 blocks
Most active assignees, all time — NPA 458
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2024-01-25 | 458-763-0XXX | 0000–0999 | Assigned | ONVOY, LLC - OR | 750E | ASHLAND | OR |
| 2026-08-11 | 458-763-1XXX | 1000–1999 | Assigned | ONVOY, LLC - OR | 750E | ASHLAND | OR |
| — | 458-763-2XXX | 2000–2999 | Available | ASHLAND | OR | ||
| 2023-07-12 | 458-763-3XXX | 3000–3999 | Assigned | ONVOY, LLC - OR | 750E | ASHLAND | OR |
| 2023-07-12 | 458-763-4XXX | 4000–4999 | Assigned | ONVOY, LLC - OR | 750E | ASHLAND | OR |
| 2023-07-12 | 458-763-5XXX | 5000–5999 | Assigned | ONVOY, LLC - OR | 750E | ASHLAND | OR |
| 2023-07-12 | 458-763-6XXX | 6000–6999 | Assigned | ONVOY, LLC - OR | 750E | ASHLAND | OR |
| 2023-07-12 | 458-763-7XXX | 7000–7999 | Assigned | ONVOY, LLC - OR | 750E | ASHLAND | OR |
| 2022-02-23 | 458-763-8XXX | 8000–8999 | Assigned | TON80 COMMUNICATIONS, LLC | 516J | ASHLAND | OR |
| 2022-06-28 | 458-763-9XXX | 9000–9999 | Assigned | COMMIO, LLC | 939H | ASHLAND | OR |
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.