W5SLO
Active1x3District 5
Competitive callsign — 4 applications filed with the FCC.
License HolderWilliamson, John D
License ClassGeneral
Min. Class RequiredGeneral
LocationBig Spring, TX
Grant DateMar 4, 2025
Expiration DateMar 4, 2035
W5SLO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Williamson, John D in Big Spring, TX. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by Williamson, John D on Feb 14, 2025. W5SLO has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ..... ... .-.. ---
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Whiskey Five Sierra Lima Oscar
Readability: 7.5/10(High readability)
License History
- License IssuedMar 4, 2025
- Vanity Callsign GrantedMar 4, 2025
- License ExpiredApr 14, 2011
Vanity Application Activity
Competing applications filed with the FCC for this callsign.