NumberResearchThousands-blocks in 458-226
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 458-226 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
Aug 2026
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2017-04-11 | 458-226-0XXX | 0000–0999 | Assigned | UNITED STATES CELLULAR - OR | 6349 | MEDFORD | OR |
| 2017-08-29 | 458-226-1XXX | 1000–1999 | Assigned | UNITED STATES CELLULAR - OR | 6349 | MEDFORD | OR |
| 2017-06-13 | 458-226-2XXX | 2000–2999 | Assigned | CHARTER IP ENABLED SERVICES, LLC | 792K | MEDFORD | OR |
| 2017-06-13 | 458-226-3XXX | 3000–3999 | Assigned | CHARTER IP ENABLED SERVICES, LLC | 792K | MEDFORD | OR |
| 2022-02-11 | 458-226-4XXX | 4000–4999 | Assigned | COMMIO, LLC | 939H | MEDFORD | OR |
| 2018-05-31 | 458-226-5XXX | 5000–5999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | 5820 | MEDFORD | OR |
| 2018-05-31 | 458-226-6XXX | 6000–6999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | 5820 | MEDFORD | OR |
| 2022-03-24 | 458-226-7XXX | 7000–7999 | Assigned | TON80 COMMUNICATIONS, LLC | 516J | MEDFORD | OR |
| 2022-11-15 | 458-226-8XXX | 8000–8999 | Assigned | ONVOY, LLC - OR | 750E | MEDFORD | OR |
| 2019-03-18 | 458-226-9XXX | 9000–9999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | 5820 | MEDFORD | 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.