Confidence: Medium · Source: FCC ULS · As of 2026-09-10
KD4MT
ActiveThelen, Michael
- Location
- HAVANA, FL
- Class
- Amateur Extra
- Granted
- 2015-07-24
- Expires
- 2025-07-24
- Previous call
- AI4HI
- FRN
- 0011554540
Sign in to watch
Get notified about status changes and vanity availability for this callsign.
Vanity availability
HeldCurrently held
KD4MT 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
- Thelen, MichaelFLgranted 2004-09-22cancelled 2004-10-13
License history
0 eventsNo recorded events.