NumberResearchThousands-blocks in 920-214
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 920-214 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
New assignments by month
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2016-03-07 | 920-214-0XXX | 0000–0999 | Assigned | ONVOY, LLC - WI | 225C | MAYVILLE | WI |
| 2016-03-07 | 920-214-1XXX | 1000–1999 | Assigned | ONVOY, LLC - WI | 225C | MAYVILLE | WI |
| 2011-12-05 | 920-214-2XXX | 2000–2999 | Assigned | AT&T ENTERPRISES, LLC | 516C | MAYVILLE | WI |
| — | 920-214-3XXX | 3000–3999 | Reserved | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | MAYVILLE | WI |
| 2014-02-25 | 920-214-4XXX | 4000–4999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | MAYVILLE | WI |
| 2011-05-18 | 920-214-5XXX | 5000–5999 | Assigned | BANDWIDTH.COM CLEC, LLC - WI | 007F | MAYVILLE | WI |
| 2015-05-04 | 920-214-6XXX | 6000–6999 | Assigned | ONVOY, LLC - WI | 225C | MAYVILLE | WI |
| 2014-11-26 | 920-214-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | MAYVILLE | WI |
| 2016-06-15 | 920-214-8XXX | 8000–8999 | Assigned | BANDWIDTH.COM CLEC, LLC - WI | 007F | MAYVILLE | WI |
| 2017-01-23 | 920-214-9XXX | 9000–9999 | Assigned | ONVOY, LLC - WI | 225C | MAYVILLE | 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.