KO4WLO
Cancelled2x3District 4
No competing applications on record.
License HolderSHELLER, CARL S
License ClassTechnician
Min. Class RequiredTechnician
LocationCRANDALL, TX
Grant DateFeb 7, 2022
Cancellation DateDec 9, 2025
Available for ApplicationsDec 10, 2027
KO4WLO is a 2x3 format amateur radio callsign. It is currently registered to SHELLER, CARL S in CRANDALL, TX. 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 Whiskey Lima Oscar
Readability: 7.5/10(High readability)
Available Dec 10, 2027 (517 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledDec 9, 2025
- License ModifiedNov 19, 2025
- Administrative Update AppliedFeb 26, 2022
- System-Generated GrantFeb 7, 2022
- License IssuedFeb 7, 2022
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.