KO4UB
Cancelled2x2
License HolderHARTSFIELD JR, DONALD I
License ClassAdvanced
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (2x2).
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.