K4UP
Unknown1x2Zone 4
License HolderCastalia Island DX Association
Min. Class RequiredAmateur Extra
Requires Amateur Extra license or higher to apply for this callsign format (1x2).
License History
- License RenewedJan 28, 2020
- License RenewedMar 2, 2010
- License IssuedFeb 15, 2000
- Internal Correction — License AddedOct 25, 1999
- Internal Correction AppliedOct 25, 1999
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.