KO4OOH
Active2x3District 4
No competing applications on record.
License HolderKNIGHT, PATRICK J
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationHILLSBOROUGH, NC
Grant DateMar 22, 2021
Expiration DateMar 22, 2031
KO4OOH is a 2x3 format amateur radio callsign. It is currently registered to KNIGHT, PATRICK J in HILLSBOROUGH, 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: 45 units(Heavy (slower to send))
Voice Phonetics
Kilo Oscar Four Oscar Oscar Hotel
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedFeb 7, 2026
- License ModifiedJan 16, 2024
- System-Generated GrantMar 22, 2021
- License IssuedMar 22, 2021
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.