NumberResearchThousands-blocks in 708-820
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 708-820 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 708 blocks
Most active assignees, all time — NPA 708
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 708-820-0XXX | 0000–0999 | Reserved | LEVEL 3 COMMUNICATIONS, LLC - IL | 6115 | BROOKFIELD | IL |
| 2021-06-03 | 708-820-1XXX | 1000–1999 | Assigned | IP HORIZON LLC | 515J | BROOKFIELD | IL |
| 2015-07-16 | 708-820-2XXX | 2000–2999 | Assigned | BANDWIDTH.COM CLEC, LLC - IL | 984E | BROOKFIELD | IL |
| 2023-06-23 | 708-820-3XXX | 3000–3999 | Assigned | ONVOY, LLC | 224C | BROOKFIELD | IL |
| — | 708-820-4XXX | 4000–4999 | Available | BROOKFIELD | IL | ||
| — | 708-820-5XXX | 5000–5999 | Available | BROOKFIELD | IL | ||
| 2026-04-08 | 708-820-6XXX | 6000–6999 | Assigned | ONVOY, LLC | 224C | BROOKFIELD | IL |
| 2013-06-05 | 708-820-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | BROOKFIELD | IL |
| 2015-08-24 | 708-820-8XXX | 8000–8999 | Assigned | BANDWIDTH.COM CLEC, LLC - IL | 984E | BROOKFIELD | IL |
| — | 708-820-9XXX | 9000–9999 | Available | BROOKFIELD | IL |
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.