NumberResearchThousands-blocks in 708-317
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 708-317 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
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2026-03-05 | 708-317-0XXX | 0000–0999 | Assigned | TERRA NOVA TELECOM INC. | 145J | BERWYN | IL |
| — | 708-317-1XXX | 1000–1999 | Reserved | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | BERWYN | IL |
| — | 708-317-2XXX | 2000–2999 | Available | BERWYN | IL | ||
| 2004-06-15 | 708-317-3XXX | 3000–3999 | Assigned | FIRST COMMUNICATIONS, LLC | 460K | BERWYN | IL |
| 2006-03-08 | 708-317-4XXX | 4000–4999 | Assigned | AT&T ENTERPRISES, LLC | 516C | BERWYN | IL |
| 2005-02-08 | 708-317-5XXX | 5000–5999 | Assigned | COMCAST IP PHONE, LLC | 318J | BERWYN | IL |
| 2022-12-02 | 708-317-6XXX | 6000–6999 | Assigned | ONVOY, LLC | 224C | BERWYN | IL |
| 2006-06-21 | 708-317-7XXX | 7000–7999 | Assigned | ACCESS ONE, INC. - IL | 5447 | BERWYN | IL |
| 2010-06-01 | 708-317-8XXX | 8000–8999 | Assigned | BANDWIDTH.COM CLEC, LLC - IL | 984E | BERWYN | IL |
| 2010-11-01 | 708-317-9XXX | 9000–9999 | Assigned | BANDWIDTH.COM CLEC, LLC - IL | 984E | BERWYN | 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.