Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD8FFL callsign genealogy
Currently held by Warczynski, Ronald G
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 KD8FFL's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KD8FFL.
- Warczynski, Ronald GMIgranted 2017-10-05