K4WJS
Active1x3District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderSaboe, John M
License ClassTechnician
Min. Class RequiredGeneral
LocationSan Antonio, TX
Grant DateDec 30, 2025
Expiration DateDec 30, 2035
K4WJS is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Saboe, John M in San Antonio, TX. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by SHAW, WILLIAM J on May 15, 2017. K4WJS has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .-- .--- ...
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Four Whiskey Juliet Sierra
Readability: 7/10(Good readability)
License History
- License RenewedDec 30, 2025
- Administrative Update AppliedJan 27, 2016
- License IssuedDec 25, 2015
- Vanity Callsign GrantedDec 25, 2015
- License ExpiredOct 17, 2007
Vanity Application Activity
Competing applications filed with the FCC for this callsign.