Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM5KC callsign genealogy
Currently held by PREISLER, JAN
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 KM5KC's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KM5KC.
- PREISLER, JANTXgranted 2012-01-19cancelled 2013-03-29
All historical holders
Every license row we've seen with the callsign KM5KC, oldest first.
- PREISLER, JAN TX1997-06-24 → cancelled 2001-06-15
- PREISLER, JAN TX2020-05-01 active