KR4MTB
Cancelled2x3District 4
No competing applications on record.
License HolderLyon, Allen
License ClassTechnician
Min. Class RequiredTechnician
LocationStanton, CA
Grant DateJun 10, 2026
Cancellation DateJun 30, 2026
Available for ApplicationsJul 1, 2028
KR4MTB is a 2x3 format amateur radio callsign. It is currently registered to Lyon, Allen in Stanton, CA. 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: 34 units(Moderate)
Voice Phonetics
Kilo Romeo Four Mike Tango Bravo
Readability: 7.5/10(High readability)
Available Jul 1, 2028 (723 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledJun 30, 2026
- System-Generated GrantJun 10, 2026
- License IssuedJun 10, 2026
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.