Confidence: Medium · Source: FCC ULS · As of 2026-09-09
AI4VO
ActiveSchumaker, Duane J
- Location
- Cookeville, TN
- Class
- Amateur Extra
- Granted
- 2016-11-01
- Expires
- 2027-01-25
- Previous call
- KI4TDT
- FRN
- 0016012379
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Vanity availability
HeldCurrently held
AI4VO is held by an active license; it isn't a vanity slot right now.
Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).
Callsign genealogy
Full chain →Previously held by current licensee
- Schumaker, Duane JTNgranted 2007-01-25cancelled 2007-03-20
License history
0 eventsNo recorded events.