NumberResearchThousands-blocks in 458-868
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 458-868 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 |
|---|---|---|---|---|---|---|---|
| — | 458-868-0XXX | 0000–0999 | Available | SOUTHBEACH | OR | ||
| — | 458-868-1XXX | 1000–1999 | Available | SOUTHBEACH | OR | ||
| — | 458-868-2XXX | 2000–2999 | Available | SOUTHBEACH | OR | ||
| — | 458-868-3XXX | 3000–3999 | Available | SOUTHBEACH | OR | ||
| — | 458-868-4XXX | 4000–4999 | Available | SOUTHBEACH | OR | ||
| 2022-01-25 | 458-868-5XXX | 5000–5999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - OR | 3234 | SOUTHBEACH | OR |
| 2025-06-16 | 458-868-6XXX | 6000–6999 | Assigned | TERRA NOVA TELECOM INC. | 145J | SOUTHBEACH | OR |
| — | 458-868-7XXX | 7000–7999 | Available | SOUTHBEACH | OR | ||
| 2018-07-26 | 458-868-8XXX | 8000–8999 | Assigned | INTEGRATED PATH COMMUNICATIONS-OREGON, LLC - OR | 826H | SOUTHBEACH | OR |
| 2017-10-12 | 458-868-9XXX | 9000–9999 | Assigned | CHARTER IP ENABLED SERVICES, LLC | 792K | SOUTHBEACH | 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.