Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9LFK callsign genealogy
Currently held by Kauffman, Leo F
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 K9LFK's current licensee, walking backwards.
- Kauffman, Leo FILgranted 2014-06-30cancelled 2014-08-12
Successor callsigns
Callsigns held now by people who previously held K9LFK.
No current licensee on record previously held this callsign.