KR4MMB
Active2x3District 4
No competing applications on record.
License HolderSanchez, Olga
License ClassTechnician
Min. Class RequiredTechnician
LocationPort Charlotte, FL
Grant DateMay 27, 2026
Expiration DateMay 27, 2036
KR4MMB is a 2x3 format amateur radio callsign. It is currently registered to Sanchez, Olga in Port Charlotte, 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: 37 units(Moderate)
Voice Phonetics
Kilo Romeo Four Mike Mike Bravo
Readability: 8/10(High readability)
License History
- System-Generated GrantMay 27, 2026
- License IssuedMay 27, 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.