KR4EFF
Active2x3Zone 4
License HolderRENTERIA, SERGIO
License ClassTechnician
Min. Class RequiredTechnician
Grant DateMay 28, 2025
Expiration DateMay 28, 2035
License History
- System-Generated GrantMay 28, 2025
- License IssuedMay 28, 2025
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.