KM4MRN
Active2x3Zone 4
License HolderUnderwood, Derek J
License ClassGeneral
Min. Class RequiredTechnician
Grant DateMay 28, 2025
Expiration DateAug 18, 2035
License History
- License RenewedMay 28, 2025
- License ModifiedAug 23, 2016
- Administrative Update AppliedAug 19, 2016
- System-Generated GrantAug 18, 2015
- License IssuedAug 18, 2015
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
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