Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6DMJ callsign genealogy
Currently held by WALDREF, JEROME
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 W6DMJ's current licensee, walking backwards.
- WALDREF, GREGORY CORgranted 1997-10-10cancelled 2002-11-19
Successor callsigns
Callsigns held now by people who previously held W6DMJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6DMJ, oldest first.
- WALDREF, JEROME CA1994-03-29 → cancelled 2001-04-12
- WALDREF, GREGORY C WA2022-11-01 active