Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9KAJ callsign genealogy
Currently held by LEININGER, JEANNE
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 K9KAJ's current licensee, walking backwards.
- LEININGER, JEANNEILgranted 2007-12-19cancelled 2008-01-08
Successor callsigns
Callsigns held now by people who previously held K9KAJ.
- Jewell, Kenneth ANVgranted 2022-02-03
All historical holders
Every license row we've seen with the callsign K9KAJ, oldest first.
- Jewell, Kenneth A NV2001-04-14 → cancelled 2002-04-28
- LEININGER, JEANNE IL2017-11-28 active