KJ4ZYB
Active2x3Zone 4
License HolderPorterfield JR, Frederick D
License ClassGeneral
Min. Class RequiredTechnician
Grant DateDec 7, 2020
Expiration DateJan 24, 2031
License History
- License RenewedDec 7, 2020
- License ModifiedJun 5, 2015
- System-Generated GrantJan 24, 2011
- License IssuedJan 24, 2011
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
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