KV4RK
Unknown2x2Zone 4
License HolderHERRIN, KARL D
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredSep 25, 2025
- System-Generated GrantSep 24, 2013
- License IssuedSep 24, 2013
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.