KJ4UBK
Active2x3Zone 4
License HolderMAZZA, JOHN J
License ClassTechnician
Min. Class RequiredTechnician
Grant DateJun 23, 2021
Expiration DateJun 23, 2031
License History
- License RenewedJun 23, 2021
- System-Generated GrantApr 9, 2010
- License IssuedApr 9, 2010
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
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