Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6FDM callsign genealogy
Currently held by De Martino, Francisco
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 K6FDM's current licensee, walking backwards.
- De Martino, FranciscoCAgranted 2005-01-19cancelled 2005-02-12
Successor callsigns
Callsigns held now by people who previously held K6FDM.
No current licensee on record previously held this callsign.