KO4AZ
Available2x2District 4
No competing applications on record.
License HolderMULLER, RICHARD S
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationTucson, AZ
Grant DateJan 31, 2011
Expiration DateApr 30, 2021
Cancellation DateMay 2, 2023
Available for ApplicationsMay 1, 2023
KO4AZ is a 2x2 format amateur radio callsign. It is currently registered to MULLER, RICHARD S in Tucson, AZ. 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 Oscar Four Alpha Zulu
Readability: 8/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredMay 2, 2023
- Administrative Update AppliedJan 26, 2015
- License RenewedJan 31, 2011
- License RenewedFeb 2, 2001
- License ModifiedOct 24, 2000
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.