KF0YFX
Cancelled2x3District 0
No competing applications on record.
License HolderRuybal, Amanda
License ClassGeneral
Min. Class RequiredTechnician
LocationBoulder, CO
Grant DateApr 28, 2026
Cancellation DateMay 22, 2026
Available for ApplicationsMay 23, 2028
KF0YFX is a 2x3 format amateur radio callsign. It is currently registered to Ruybal, Amanda in Boulder, CO. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.
CW & Voice Analysis
Morse Code
-.- ..-. ----- -.-- ..-. -..-
CW Weight: 52 units(Very heavy)
Voice Phonetics
Kilo Foxtrot Zero Yankee Foxtrot X-ray
Readability: 7/10(Good readability)
Available May 23, 2028 (683 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledMay 22, 2026
- System-Generated GrantApr 28, 2026
- License IssuedApr 28, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.