K4KDS
Active1x3District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderSTALLWORTH, FRANK D
License ClassTechnician
Min. Class RequiredGeneral
Locationcharleston, SC
Grant DateApr 9, 2026
Expiration DateJul 6, 2036
K4KDS is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by STALLWORTH, FRANK D in charleston, SC. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by STALLWORTH, FRANK D on Jun 15, 2016. K4KDS has 14 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -.- -.. ...
CW Weight: 29 units(Light (fast to send))
Voice Phonetics
Kilo Four Kilo Delta Sierra
Readability: 7.5/10(High readability)
License History
- License RenewedApr 9, 2026
- Administrative Update AppliedFeb 10, 2026
- Administrative Update AppliedFeb 10, 2026
- Administrative Update AppliedFeb 2, 2021
- Administrative Update AppliedAug 4, 2016
- Administrative Update AppliedJul 26, 2016
- Vanity Callsign GrantedJul 6, 2016
- License IssuedJul 6, 2016
- License ExpiredMar 22, 2014
- Administrative Update AppliedNov 24, 2005
- License ModifiedJul 24, 2003
- Administrative Update Applied
Vanity Application Activity
Competing applications filed with the FCC for this callsign.