Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4LSF callsign genealogy
Currently held by FARKAS, LARRY S
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K4LSF's current licensee, walking backwards.
- FARKAS, LARRY SFLgranted 2009-08-12cancelled 2018-04-24
Successor callsigns
Callsigns held now by people who previously held K4LSF.
No current licensee on record previously held this callsign.