K4MMZ
Unknown1x3Zone 4
License HolderLangbert, Richard E
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- Vanity Callsign GrantedOct 24, 2020
- License IssuedOct 24, 2020
- License CanceledJun 19, 2015
- Administrative Update AppliedMay 27, 2015
- License ModifiedMar 31, 2015
- License IssuedSep 7, 2013
- Vanity Callsign GrantedSep 7, 2013
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.