K4DHM
Unknown1x3Zone 4
License HolderMartin, David H
License ClassGeneral
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- Vanity Callsign GrantedJun 3, 2025
- License IssuedJun 3, 2025
- License ExpiredFeb 13, 2024
- Administrative Update AppliedSep 15, 2021
- Administrative Update AppliedJul 6, 2013
- Administrative Update AppliedApr 16, 2013
- License ModifiedApr 19, 2012
- License ModifiedFeb 13, 2012
- License IssuedFeb 10, 2012
- Vanity Callsign GrantedFeb 10, 2012
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications detected. Monitor the FCC ULS application search to verify before filing.