Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6DEV callsign genealogy
Currently held by CAMPBELL, DONALD K
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 W6DEV's current licensee, walking backwards.
- Humbert, DevinCAgranted 2012-06-25cancelled 2015-01-03
Successor callsigns
Callsigns held now by people who previously held W6DEV.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6DEV, oldest first.
- CAMPBELL, DONALD K CA1988-03-22 → cancelled 2000-03-23
- Humbert, Devin WA2015-01-03 active