NumberResearchThousands-blocks in 660-372
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 660-372 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 660 blocks
Most active assignees, last 30 days — NPA 660
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 660-372-0XXX | 0000–0999 | Reserved | SOUTHWESTERN BELL | 9533 | MOBERLY | MO |
| 2011-08-26 | 660-372-1XXX | 1000–1999 | Assigned | CHARTER IP ENABLED SERVICES, LLC | 792K | MOBERLY | MO |
| 2013-11-04 | 660-372-2XXX | 2000–2999 | Assigned | CHARTER IP ENABLED SERVICES, LLC | 792K | MOBERLY | MO |
| 2026-08-26 | 660-372-3XXX | 3000–3999 | Assigned | PEERLESS NETWORK OF MISSOURI, LLC - MO | 225F | MOBERLY | MO |
| 2021-02-28 | 660-372-4XXX | 4000–4999 | Assigned | AERIAL COMMUNICATIONS, INC. | 6701 | MOBERLY | MO |
| 2011-05-20 | 660-372-5XXX | 5000–5999 | Assigned | AT&T ENTERPRISES, LLC | 516C | MOBERLY | MO |
| 2012-12-18 | 660-372-6XXX | 6000–6999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC - MO | 7218 | MOBERLY | MO |
| 2013-01-28 | 660-372-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | MOBERLY | MO |
| 2011-11-16 | 660-372-8XXX | 8000–8999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - MO | 4932 | MOBERLY | MO |
| 2013-12-16 | 660-372-9XXX | 9000–9999 | Assigned | CHARITON VALLEY COMMUNICATIONS CORPORATION | 250A | MOBERLY | MO |
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.