KR4LSO
Active2x3District 4
No competing applications on record.
License HolderCampbell, Sean
License ClassTechnician
Min. Class RequiredTechnician
LocationSuwanee, GA
Grant DateApr 24, 2026
Expiration DateApr 24, 2036
KR4LSO is a 2x3 format amateur radio callsign. It is currently registered to Campbell, Sean in Suwanee, GA. 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 Lima Sierra Oscar
Readability: 6.5/10(Good readability)
License History
- System-Generated GrantApr 24, 2026
- License IssuedApr 24, 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.