K1RSF
Active1x3District 1
Competitive callsign — 1 application filed with the FCC.
License HolderFoggon, Kieran R
License ClassGeneral
Min. Class RequiredGeneral
LocationHinsdale, MA
Grant DateSep 6, 2025
Expiration DateSep 6, 2035
K1RSF is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Foggon, Kieran R in Hinsdale, MA. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Foggon, Kieran R on Aug 19, 2025. K1RSF has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .---- .-. ... ..-.
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo One Romeo Sierra Foxtrot
Readability: 7/10(Good readability)
License History
- License ModifiedMar 23, 2026
- Administrative Update AppliedNov 22, 2025
- License IssuedSep 6, 2025
- Vanity Callsign GrantedSep 6, 2025
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Foggon, Kieran RFiled Aug 19, 2025Not awardedFCC ↗