NumberResearchThousands-blocks in 920-654
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 920-654 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 920 blocks
Most active assignees, all time — NPA 920
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 920-654-0XXX | 0000–0999 | Available | MISHICOT | WI | ||
| 2005-12-08 | 920-654-1XXX | 1000–1999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - WI | 5489 | MISHICOT | WI |
| 2007-04-12 | 920-654-2XXX | 2000–2999 | Assigned | CHARTER IP ENABLED SERVICES, LLC | 792K | MISHICOT | WI |
| 2021-05-27 | 920-654-3XXX | 3000–3999 | Assigned | ONVOY SPECTRUM, LLC | 624H | MISHICOT | WI |
| — | 920-654-4XXX | 4000–4999 | Reserved | LEVEL 3 COMMUNICATIONS, LLC - WI | 5489 | MISHICOT | WI |
| 2020-02-20 | 920-654-5XXX | 5000–5999 | Assigned | ONVOY, LLC - WI | 225C | MISHICOT | WI |
| 2021-03-09 | 920-654-6XXX | 6000–6999 | Assigned | ONVOY, LLC - WI | 225C | MISHICOT | WI |
| 2014-12-02 | 920-654-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | MISHICOT | WI |
| 2009-05-27 | 920-654-8XXX | 8000–8999 | Assigned | FRONTIER NORTH INC. - WI | 0886 | MISHICOT | WI |
| — | 920-654-9XXX | 9000–9999 | Available | MISHICOT | WI |
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.