Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB9UXQ callsign genealogy
Currently held by MENSCHING, JONATHAN A
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 KB9UXQ's current licensee, walking backwards.
- MENSCHING, JONATHAN AILgranted 1999-06-23cancelled 2003-07-22
Successor callsigns
Callsigns held now by people who previously held KB9UXQ.
- MENSCHING, JONATHAN AILgranted 1999-06-23cancelled 2003-07-22
All historical holders
Every license row we've seen with the callsign KB9UXQ, oldest first.
- MENSCHING, JONATHAN A IL1999-06-23 → cancelled 2003-06-18
- MENSCHING, JONATHAN A IL2024-03-19 active