Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6DDO callsign genealogy
Currently held by MORGAN, DAVID
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 K6DDO's current licensee, walking backwards.
- KG6ZILcancelledChannel Islands Amateur Radio ClubCAgranted 2005-05-10cancelled 2007-04-13
Successor callsigns
Callsigns held now by people who previously held K6DDO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6DDO, oldest first.
- MORGAN, DAVID CA1994-09-15 → cancelled 2005-02-09
- Channel Islands Amateur Radio Club CA2017-06-02 active