Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6CDF callsign genealogy
Currently held by CALIFORNIA DEPT OF FORESTRY & FIRE PROTECTION
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 K6CDF's current licensee, walking backwards.
- KF6FVOno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held K6CDF.
No current licensee on record previously held this callsign.