K4MUS
Unknown1x3Zone 4
License HolderCastro, Manuel A
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ModifiedJul 11, 2018
- License IssuedDec 27, 2017
- Vanity Callsign GrantedDec 27, 2017
- License ExpiredJan 6, 2005
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.