KS5RRF
Active2x3District 5
Competitive callsign — 1 application filed with the FCC.
License HolderPalko, Sheri L
License ClassTechnician
Min. Class RequiredTechnician
LocationKingston, TN
Grant DateDec 30, 2025
Expiration DateDec 30, 2035
KS5RRF is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Palko, Sheri L in Kingston, TN. 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 Palko, Sheri L on Oct 29, 2015. KS5RRF has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ... ..... .-. .-. ..-.
CW Weight: 31 units(Moderate)
Voice Phonetics
Kilo Sierra Five Romeo Romeo Foxtrot
Readability: 6/10(Good readability)
License History
- License RenewedDec 30, 2025
- License IssuedNov 17, 2015
- Vanity Callsign GrantedNov 17, 2015
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Palko, Sheri LFiled Oct 29, 2015Not awardedFCC ↗