Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9SJK callsign genealogy
Currently held by KRUEGER, STEVEN 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 K9SJK's current licensee, walking backwards.
- Krueger, Steven JWIgranted 2015-06-12cancelled 2015-11-28
Successor callsigns
Callsigns held now by people who previously held K9SJK.
No current licensee on record previously held this callsign.