KC9WIS
Active2x3District 9
Competitive callsign — 4 applications filed with the FCC.
License HolderSonkowsky, Jeffery D
License ClassTechnician
Min. Class RequiredTechnician
LocationGreenleaf, WI
Grant DateDec 15, 2020
Expiration DateDec 15, 2030
KC9WIS is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Sonkowsky, Jeffery D in Greenleaf, WI. 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 Sonkowsky, Jeffery D on Sep 14, 2010. KC9WIS has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.-. ----. .-- .. ...
CW Weight: 40 units(Moderate)
Voice Phonetics
Kilo Charlie Nine Whiskey India Sierra
Readability: 6.5/10(Good readability)
License History
- Administrative Update AppliedOct 16, 2024
- Administrative Update AppliedAug 21, 2024
- License RenewedDec 15, 2020
- Administrative Update AppliedJul 6, 2011
- License IssuedOct 2, 2010
- Vanity Callsign GrantedOct 2, 2010
Vanity Application Activity
Competing applications filed with the FCC for this callsign.