KR4OTO
Active2x3District 4
No competing applications on record.
License HolderSiebert, Matthew D
License ClassTechnician
Min. Class RequiredTechnician
LocationRaeford, NC
Grant DateSep 4, 2026
Expiration DateSep 4, 2036
KR4OTO is a 2x3 format amateur radio callsign. It is currently registered to Siebert, Matthew D in Raeford, NC. 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 Oscar Tango Oscar
Readability: 7/10(Good readability)
License History
- System-Generated GrantSep 4, 2026
- License IssuedSep 4, 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.