K3KSB
Available1x3District 3
Competitive callsign — 3 applications filed with the FCC.
License HolderAnthony, Michael R
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationKittanning, PA
Grant DateJul 10, 2018
Expiration DateJul 10, 2028
Cancellation DateMay 18, 2021
Available for ApplicationsMay 19, 2023
K3KSB is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Anthony, Michael R in Kittanning, PA. 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 Blackburn, Kevin on Dec 15, 2025. K3KSB has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ...-- -.- ... -...
CW Weight: 32 units(Moderate)
Voice Phonetics
Kilo Three Kilo Sierra Bravo
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 CanceledMay 18, 2021
- License ModifiedApr 30, 2019
- License IssuedJul 10, 2018
- Vanity Callsign GrantedJul 10, 2018
- License ExpiredJan 25, 2018
- FRN Association Letter SentJan 5, 2006
- License RenewedJan 4, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.