K4WOU
Active1x3District 4
No competing applications on record.
License HolderKALFUS, IRA F
License ClassGeneral
Min. Class RequiredGeneral
LocationDENVER, CO
Grant DateSep 11, 2025
Expiration DateOct 21, 2035
K4WOU is a 1x3 format amateur radio callsign. It is currently registered to KALFUS, IRA F in DENVER, 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: 35 units(Moderate)
Voice Phonetics
Kilo Four Whiskey Oscar Uniform
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedSep 11, 2025
- License RenewedSep 11, 2025
- License RenewedAug 19, 2015
- Administrative Update AppliedNov 23, 2010
- Administrative Update AppliedOct 18, 2007
- Tax ID (TIN) AddedAug 8, 2005
- License RenewedAug 8, 2005
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.