K4TSF
Available1x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderDobbs Jr, William P
License ClassGeneral
Min. Class RequiredGeneral
LocationChattanooga, TN
Grant DateDec 14, 2013
Expiration DateMar 5, 2024
Cancellation DateMar 6, 2026
Available for ApplicationsMar 6, 2026
K4TSF is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Dobbs Jr, William P in Chattanooga, TN. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Dobbs Jr, William P on Feb 11, 2004. K4TSF has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- - ... ..-.
CW Weight: 26 units(Light (fast to send))
Voice Phonetics
Kilo Four Tango Sierra Foxtrot
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredMar 6, 2026
- License RenewedDec 14, 2013
- License IssuedMar 2, 2004
- Vanity Callsign GrantedMar 2, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Dobbs Jr, William PFiled Feb 11, 2004Not awardedFCC ↗