KB1ST
Available2x2District 1
Competitive callsign — 2 applications filed with the FCC.
License HolderThompson, Stephen W
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationHudson, NH
Grant DateJul 2, 2011
Expiration DateJul 2, 2021
Cancellation DateJul 12, 2023
Available for ApplicationsJul 3, 2023
KB1ST is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Thompson, Stephen W in Hudson, NH. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Tieke, Sascha on Oct 19, 2026. KB1ST has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -... .---- ... -
CW Weight: 32 units(Moderate)
Voice Phonetics
Kilo Bravo One Sierra Tango
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredJul 12, 2023
- License IssuedJul 2, 2011
- Vanity Callsign GrantedJul 2, 2011
- License ExpiredMar 22, 2007
Vanity Application Activity
Competing applications filed with the FCC for this callsign.