KM4MSO
Active2x3Zone 4
License HolderKroll, Marie A
License ClassGeneral
Min. Class RequiredTechnician
Grant DateAug 7, 2025
Expiration DateAug 18, 2035
License History
- License RenewedAug 7, 2025
- License ModifiedJul 3, 2018
- Administrative Update AppliedJun 5, 2018
- 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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