NumberResearchThousands-blocks in 601-707
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 601-707 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 601 blocks
Most active assignees, all time — NPA 601
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 601-707-0XXX | 0000–0999 | Reserved | PAETEC ITEL, LLC | 829J | MADISON | MS |
| — | 601-707-1XXX | 1000–1999 | Reserved | PAETEC ITEL, LLC | 829J | MADISON | MS |
| — | 601-707-2XXX | 2000–2999 | Reserved | PAETEC ITEL, LLC | 829J | MADISON | MS |
| 2006-04-05 | 601-707-3XXX | 3000–3999 | Assigned | TELEPAK NETWORKS, INC. - MS | 5278 | MADISON | MS |
| 2008-11-13 | 601-707-4XXX | 4000–4999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - MS | 5178 | MADISON | MS |
| 2008-01-30 | 601-707-5XXX | 5000–5999 | Assigned | COMCAST IP PHONE, LLC | 318J | MADISON | MS |
| 2016-03-18 | 601-707-6XXX | 6000–6999 | Assigned | ONVOY, LLC - MS | 719E | MADISON | MS |
| 2006-07-28 | 601-707-7XXX | 7000–7999 | Assigned | COMCAST IP PHONE, LLC | 318J | MADISON | MS |
| 2006-11-29 | 601-707-8XXX | 8000–8999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - MS | 5178 | MADISON | MS |
| 2006-11-29 | 601-707-9XXX | 9000–9999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - MS | 5178 | MADISON | MS |
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.