Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9QKJ callsign genealogy
Currently held by KUPER II, FRANK R
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 K9QKJ's current licensee, walking backwards.
- KUPER II, FRANK Rcancelled 1998-07-15
Successor callsigns
Callsigns held now by people who previously held K9QKJ.
No current licensee on record previously held this callsign.