Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6DEM callsign genealogy
Currently held by GROVE RADIO CLUB
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 W6DEM's current licensee, walking backwards.
- McKinney, Dennis ECAgranted 2020-08-10cancelled 2020-10-27
Successor callsigns
Callsigns held now by people who previously held W6DEM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6DEM, oldest first.
- GROVE RADIO CLUB CA2007-11-16 → cancelled 2019-11-26
- McKinney, Dennis E CA2020-10-27 active