K0SDI
Expired1x3District 0
No competing applications on record.
License HolderHAWORTH, JOHN C
License ClassGeneral
Min. Class RequiredGeneral
LocationDENVER, CO
Grant DateAug 5, 2014
Expiration DateOct 19, 2024
Available for ApplicationsOct 20, 2026
K0SDI is a 1x3 format amateur radio callsign. It is currently registered to HAWORTH, JOHN C in DENVER, CO. 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: 32 units(Moderate)
Voice Phonetics
Kilo Zero Sierra Delta India
Readability: 6.5/10(Good readability)
Available Oct 20, 2026 (46 days remaining)
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedAug 5, 2014
- Tax ID (TIN) AddedDec 3, 2004
- License RenewedDec 3, 2004
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.