NumberResearchThousands-blocks in 859-438
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 859-438 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 859 blocks
Most active assignees, last 30 days — NPA 859
New assignments by month
Sep 2026
Aug 2026
Jul 2026
Jun 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2024-01-30 | 859-438-0XXX | 0000–0999 | Assigned | COMMIO, LLC | 939H | COVINGTON | KY |
| 2021-05-27 | 859-438-1XXX | 1000–1999 | Assigned | STRATUS NETWORKS | 495J | COVINGTON | KY |
| 2026-09-03 | 859-438-2XXX | 2000–2999 | Assigned | ONVOY, LLC - KY | 896E | COVINGTON | KY |
| 2023-09-11 | 859-438-3XXX | 3000–3999 | Assigned | METROPCS, INC. | 5562 | COVINGTON | KY |
| 2023-03-16 | 859-438-4XXX | 4000–4999 | Assigned | METROPCS, INC. | 5562 | COVINGTON | KY |
| 2024-12-30 | 859-438-5XXX | 5000–5999 | Assigned | ONVOY SPECTRUM, LLC | 624H | COVINGTON | KY |
| 2024-01-30 | 859-438-6XXX | 6000–6999 | Assigned | COMMIO, LLC | 939H | COVINGTON | KY |
| 2024-01-30 | 859-438-7XXX | 7000–7999 | Assigned | COMMIO, LLC | 939H | COVINGTON | KY |
| 2023-03-07 | 859-438-8XXX | 8000–8999 | Assigned | T-MOBILE USA, INC. | 6529 | COVINGTON | KY |
| 2024-01-30 | 859-438-9XXX | 9000–9999 | Assigned | COMMIO, LLC | 939H | COVINGTON | KY |
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.