K4OKI
Cancelled1x3District 4
Competitive callsign — 4 applications filed with the FCC.
License HolderSHEPPARD, RYAN
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationRALEIGH, NC
Grant DateApr 26, 2024
Cancellation DateJul 15, 2025
Available for ApplicationsJul 16, 2027
K4OKI is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by SHEPPARD, RYAN in RALEIGH, NC. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by Sheppard, Ryan on Jun 2, 2014. K4OKI has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- --- -.- ..
CW Weight: 32 units(Moderate)
Voice Phonetics
Kilo Four Oscar Kilo India
Readability: 7.5/10(High readability)
Available Jul 16, 2027 (315 days remaining)
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledJul 15, 2025
- License ModifiedJun 23, 2025
- License RenewedApr 26, 2024
- License ModifiedApr 9, 2015
- License IssuedJun 20, 2014
- Vanity Callsign GrantedJun 20, 2014
Vanity Application Activity
Competing applications filed with the FCC for this callsign.