KR4CTB
Cancelled2x3District 4
No competing applications on record.
License HolderSimpson, William H
License ClassTechnician
Min. Class RequiredTechnician
LocationJacksonville, FL
Grant DateApr 1, 2025
Cancellation DateApr 19, 2025
Available for ApplicationsApr 20, 2027
KR4CTB is a 2x3 format amateur radio callsign. It is currently registered to Simpson, William H in Jacksonville, FL. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.
CW & Voice Analysis
Morse Code
-.- .-. ....- -.-. - -...
CW Weight: 36 units(Moderate)
Voice Phonetics
Kilo Romeo Four Charlie Tango Bravo
Readability: 7/10(Good readability)
Available Apr 20, 2027 (266 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledApr 19, 2025
- System-Generated GrantApr 1, 2025
- License IssuedApr 1, 2025
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.