KK4RFZ
Available2x3District 4
No competing applications on record.
License HolderGRAEBER JR, WILLIAM M
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationSalida, CO
Grant DateApr 4, 2023
Expiration DateMay 16, 2033
Cancellation DateAug 29, 2023
Available for ApplicationsAug 30, 2025
KK4RFZ is a 2x3 format amateur radio callsign. It is currently registered to GRAEBER JR, WILLIAM M in Salida, 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: 40 units(Moderate)
Voice Phonetics
Kilo Kilo Four Romeo Foxtrot Zulu
Readability: 7/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledAug 29, 2023
- License ModifiedAug 3, 2023
- License RenewedApr 4, 2023
- Administrative Update AppliedFeb 5, 2021
- Administrative Update AppliedJan 30, 2020
- Administrative Update AppliedMay 15, 2014
- License ModifiedJun 20, 2013
- System-Generated GrantMay 16, 2013
- License IssuedMay 16, 2013
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.