Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC6VDX callsign genealogy
Currently held by Johnson, Robert W
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 KC6VDX's current licensee, walking backwards.
- Johnson, RobertCAgranted 2026-05-19cancelled 2026-06-06
Successor callsigns
Callsigns held now by people who previously held KC6VDX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC6VDX, oldest first.
- Johnson, Robert W CA2001-03-28 → cancelled 2013-05-15
- Johnson, Robert W CA2026-06-06 active