KR4OPO
Active2x3District 4
No competing applications on record.
License HolderZenzano, Cole
License ClassTechnician
Min. Class RequiredTechnician
LocationArlington, VA
Grant DateAug 27, 2026
Expiration DateAug 27, 2036
KR4OPO is a 2x3 format amateur radio callsign. It is currently registered to Zenzano, Cole in Arlington, VA. 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 Papa Oscar
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedAug 28, 2026
- System-Generated GrantAug 27, 2026
- License IssuedAug 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.