KR4SS
Available2x2District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderZABKA, THOMAS J
License ClassAdvanced
Min. Class RequiredGeneral
LocationORMOND BEACH, FL
Grant DateMar 7, 2014
Expiration DateMay 31, 2024
Cancellation DateJun 2, 2026
Available for ApplicationsJun 1, 2026
KR4SS is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by ZABKA, THOMAS J in ORMOND BEACH, FL. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Badtke, Thomas on Jun 15, 2026. KR4SS has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-. ....- ... ...
CW Weight: 25 units(Light (fast to send))
Voice Phonetics
Kilo Romeo Four Sierra Sierra
Readability: 6.5/10(Good readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredJun 2, 2026
- License RenewedMar 7, 2014
- License RenewedApr 27, 2004
- License RenewedApr 27, 2004
- Administrative Update AppliedJan 23, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.