W5KKK
Active1x3District 5
Competitive callsign — 12 applications filed with the FCC.
License HolderCasillas, Carlos
License ClassGeneral
Min. Class RequiredGeneral
LocationSan Antonio, TX
Grant DateFeb 28, 2023
Expiration DateFeb 28, 2033
W5KKK is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Casillas, Carlos in San Antonio, TX. This callsign has attracted significant interest in the amateur radio community, with 12 vanity applications filed with the FCC. The most recent was submitted by Cline, Cory S on Aug 22, 2023. W5KKK has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ..... -.- -.- -.-
CW Weight: 33 units(Moderate)
Voice Phonetics
Whiskey Five Kilo Kilo Kilo
Readability: 8/10(High readability)
License History
- License ModifiedSep 22, 2025
- License IssuedFeb 28, 2023
- Vanity Callsign GrantedFeb 28, 2023
- License ExpiredJun 2, 2015
- License IssuedMay 31, 2003
- Vanity Callsign GrantedMay 31, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.