K4KPO
Unknown1x3Zone 4
License HolderYOST JR, STEPHEN J
License ClassAdvanced
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedMar 28, 2014
- Tax ID (TIN) AddedFeb 24, 2004
- License RenewedFeb 24, 2004
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.