Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KL7IXO callsign genealogy
Currently held by WILS, LISA C
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 KL7IXO's current licensee, walking backwards.
- WILS, LISA CWIgranted 2022-09-27cancelled 2023-05-26
Successor callsigns
Callsigns held now by people who previously held KL7IXO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KL7IXO, oldest first.
- RICHTER, DONALD E AK1992-06-30 → cancelled 2002-06-07
- WILS, LISA C WI2023-05-26 active