Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR6AU callsign genealogy
Currently held by HARTSOCK III, CLARK E
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 KR6AU's current licensee, walking backwards.
- HARTSOCK III, CLARK Ecancelled 1999-04-22
Successor callsigns
Callsigns held now by people who previously held KR6AU.
No current licensee on record previously held this callsign.