NumberResearchThousands-blocks in 870-889
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 870-889 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 870 blocks
Most active assignees, all time — NPA 870
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2024-03-04 | 870-889-0XXX | 0000–0999 | Assigned | IP HORIZON LLC | 515J | HUGHES | AR |
| 2024-03-05 | 870-889-1XXX | 1000–1999 | Assigned | TCA COMMUNICATIONS, LLC DBA SUDDENLINK COMM - AR | 048G | HUGHES | AR |
| 2024-12-09 | 870-889-2XXX | 2000–2999 | Assigned | ONVOY SPECTRUM, LLC | 624H | HUGHES | AR |
| 2025-05-23 | 870-889-3XXX | 3000–3999 | Assigned | EXIANT COMMUNICATIONS LLC | 114J | HUGHES | AR |
| — | 870-889-4XXX | 4000–4999 | Assigned (pending) | HUGHES | AR | ||
| — | 870-889-5XXX | 5000–5999 | Assigned (pending) | HUGHES | AR | ||
| — | 870-889-6XXX | 6000–6999 | Assigned (pending) | HUGHES | AR | ||
| 2022-05-26 | 870-889-7XXX | 7000–7999 | Assigned | E. RITTER COMMUNICATIONS, LLC | 128L | HUGHES | AR |
| 2022-10-31 | 870-889-8XXX | 8000–8999 | Assigned | ONVOY, LLC - AR | 348F | HUGHES | AR |
| — | 870-889-9XXX | 9000–9999 | Assigned (pending) | HUGHES | AR |
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.