Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KS6K callsign genealogy
Currently held by Lindgren, Ruth C
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 KS6K's current licensee, walking backwards.
- Lindgren, Ruth CILgranted 2012-07-17cancelled 2017-08-05
Successor callsigns
Callsigns held now by people who previously held KS6K.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KS6K, oldest first.
- LEIDNER, JOEL D CA2005-04-21 → cancelled 2017-07-18
- Lindgren, Ruth C IL2017-08-05 active