KF4AZI
Expired2x3Zone 4
License HolderCASTILLO, DAVID
License ClassAdvanced
Min. Class RequiredTechnician
Grant DateJan 17, 1997
Expiration DateJun 12, 2005
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredJun 13, 2007
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
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