Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6HDM callsign genealogy
Currently held by DENDRENOS, PAUL J
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 K6HDM's current licensee, walking backwards.
- DENDRENOS, PAUL JCAgranted 2009-04-03cancelled 2012-06-09
Successor callsigns
Callsigns held now by people who previously held K6HDM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6HDM, oldest first.
- COLLINS III, JOHN C CA1993-01-12 → cancelled 2005-01-13
- DENDRENOS, PAUL J NE2022-06-07 active