K0RSR
Active1x3District 0
Competitive callsign — 4 applications filed with the FCC.
License HolderRandolph, Ryan S
License ClassGeneral
Min. Class RequiredGeneral
LocationGlenwood Springs, CO
Grant DateJun 24, 2025
Expiration DateJun 24, 2035
K0RSR is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Randolph, Ryan S in Glenwood Springs, CO. 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 Randolph, Ryan S on Jun 5, 2025. K0RSR has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ----- .-. ... .-.
CW Weight: 35 units(Moderate)
Voice Phonetics
Kilo Zero Romeo Sierra Romeo
Readability: 6/10(Good readability)
License History
- License ModifiedJun 30, 2025
- License IssuedJun 24, 2025
- Vanity Callsign GrantedJun 24, 2025
Vanity Application Activity
Competing applications filed with the FCC for this callsign.