K2RFK
Active1x3District 2
Competitive callsign — 1 application filed with the FCC.
License HolderKosciuk, Robert F
License ClassGeneral
Min. Class RequiredGeneral
LocationHackettstown, NJ
Grant DateDec 2, 2025
Expiration DateFeb 17, 2036
K2RFK is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Kosciuk, Robert F in Hackettstown, NJ. 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 Kosciuk, Robert F on Jan 29, 2016. K2RFK has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..--- .-. ..-. -.-
CW Weight: 36 units(Moderate)
Voice Phonetics
Kilo Two Romeo Foxtrot Kilo
Readability: 7.5/10(High readability)
License History
- License RenewedDec 2, 2025
- License ModifiedDec 12, 2017
- License IssuedFeb 17, 2016
- Vanity Callsign GrantedFeb 17, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Kosciuk, Robert FFiled Jan 29, 2016Not awardedFCC ↗