K4TBZ
Available1x3District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderDOUGLAS, CONSTANCE F
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationPINELLAS PARK, FL
Grant DateApr 26, 2003
Expiration DateApr 26, 2013
Cancellation DateApr 28, 2015
Available for ApplicationsApr 27, 2015
K4TBZ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by DOUGLAS, CONSTANCE F in PINELLAS PARK, FL. 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 PICQUET JR, PAUL on Mar 25, 2025. K4TBZ has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- - -... --..
CW Weight: 31 units(Moderate)
Voice Phonetics
Kilo Four Tango Bravo Zulu
Readability: 8/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredApr 28, 2015
- License ModifiedApr 11, 2006
- License ModifiedNov 30, 2004
- License IssuedApr 26, 2003
- Vanity Callsign GrantedApr 26, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.