KF5IO
Active2x2District 5
No competing applications on record.
License HolderHARDER, WARREN L
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationTHREE RIVERS, MI
Grant DateNov 21, 2025
Expiration DateDec 13, 2035
KF5IO is a 2x2 format amateur radio callsign. It is currently registered to HARDER, WARREN L in THREE RIVERS, MI. 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: 29 units(Light (fast to send))
Voice Phonetics
Kilo Foxtrot Five India Oscar
Readability: 7.5/10(High readability)
License History
- License RenewedNov 21, 2025
- License RenewedOct 22, 2015
- License RenewedSep 22, 2005
- Administrative Update AppliedMar 7, 2001
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.