Confidence: Medium · Source: FCC ULS · As of 2026-09-11
KA7SLK callsign genealogy
Currently held by DILLNER, BERTIL
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 KA7SLK's current licensee, walking backwards.
- Dillner, Benjamin AILgranted 2018-02-28cancelled 2018-03-20
Successor callsigns
Callsigns held now by people who previously held KA7SLK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA7SLK, oldest first.
- DILLNER, BERTIL WA2004-06-05 → cancelled 2016-06-07
- Dillner, Benjamin A FL2018-03-20 active