KK4OSP
Available2x3District 4
No competing applications on record.
License HolderBrown, William K
License ClassTechnician
Min. Class RequiredTechnician
LocationLouisville, KY
Grant DateFeb 25, 2013
Expiration DateFeb 25, 2023
Cancellation DateFeb 26, 2025
Available for ApplicationsFeb 26, 2025
KK4OSP is a 2x3 format amateur radio callsign. It is currently registered to Brown, William K in Louisville, KY. 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: 41 units(Heavy (slower to send))
Voice Phonetics
Kilo Kilo Four Oscar Sierra Papa
Readability: 7/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredFeb 26, 2025
- System-Generated GrantFeb 25, 2013
- License IssuedFeb 25, 2013
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.