KR4MUJ
Active2x3District 4
No competing applications on record.
License HolderKOTLARZ JR, FRANK N
License ClassNovice
Min. Class RequiredTechnician
LocationHAMMOND, IN
Grant DateJun 11, 2026
Expiration DateJun 11, 2036
KR4MUJ is a 2x3 format amateur radio callsign. It is currently registered to KOTLARZ JR, FRANK N in HAMMOND, IN. 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: 40 units(Moderate)
Voice Phonetics
Kilo Romeo Four Mike Uniform Juliet
Readability: 6.5/10(Good readability)
License History
- System-Generated GrantJun 11, 2026
- License IssuedJun 11, 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.