Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD0GSZ callsign genealogy
Currently held by RIDDLE, JOEL R
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 KD0GSZ'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 KD0GSZ.
- RIDDLE, JOEL RKSgranted 2009-03-04cancelled 2010-05-07