KF4IOY
Active2x3District 4
No competing applications on record.
License HolderHOUSEHOLDER, DONALD R
License ClassGeneral
Min. Class RequiredTechnician
LocationCLINTON, MT
Grant DateJun 24, 2026
Expiration DateAug 5, 2036
KF4IOY is a 2x3 format amateur radio callsign. It is currently registered to HOUSEHOLDER, DONALD R in CLINTON, MT. 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: 41 units(Heavy (slower to send))
Voice Phonetics
Kilo Foxtrot Four India Oscar Yankee
Readability: 7/10(Good readability)
License History
- License RenewedJun 24, 2026
- Administrative Update AppliedOct 17, 2023
- License RenewedAug 5, 2016
- Administrative Update AppliedJul 29, 2014
- License RenewedJan 31, 2006
- Administrative Update AppliedMay 15, 2002
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.