Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA9RLK callsign genealogy
Currently held by Botterbush, Raymond W
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 KA9RLK's current licensee, walking backwards.
- Botterbush, Kathleen SILgranted 2012-11-15cancelled 2019-08-13
Successor callsigns
Callsigns held now by people who previously held KA9RLK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA9RLK, oldest first.
- Botterbush, Raymond W IL2007-03-22 → cancelled 2019-05-17
- Botterbush, Kathleen S IL2019-08-13 active