KR4OCO
Cancelled2x3District 4
No competing applications on record.
License HolderROGERS, JEFFREY A
License ClassTechnician
Min. Class RequiredTechnician
LocationSAN JOSE, CA
Grant DateAug 4, 2026
Cancellation DateAug 22, 2026
Available for ApplicationsAug 23, 2028
KR4OCO is a 2x3 format amateur radio callsign. It is currently registered to ROGERS, JEFFREY A in SAN JOSE, 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: 45 units(Heavy (slower to send))
Voice Phonetics
Kilo Romeo Four Oscar Charlie Oscar
Readability: 7/10(Good readability)
Available Aug 23, 2028 (720 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledAug 22, 2026
- System-Generated GrantAug 4, 2026
- License IssuedAug 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.