N4ZKF
Unknown1x3Zone 4
License HolderCALDER, DAVID E
License ClassTechnician
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedMar 12, 2020
- License RenewedMar 26, 2010
- Administrative Update AppliedMay 6, 2006
- Administrative Update AppliedDec 18, 2002
- Administrative Update AppliedJan 28, 2002
- License ModifiedJun 12, 2001
- Administrative Update AppliedDec 14, 2000
- License RenewedJun 8, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications detected. Monitor the FCC ULS application search to verify before filing.