Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM6IJM callsign genealogy
Currently held by Rosenplaenter, Klaus
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 KM6IJM's current licensee, walking backwards.
- Meikle, Ian JCAgranted 2020-03-09cancelled 2020-03-27
Successor callsigns
Callsigns held now by people who previously held KM6IJM.
- Rosenplaenter, KlausCAgranted 2017-03-12
All historical holders
Every license row we've seen with the callsign KM6IJM, oldest first.
- Rosenplaenter, Klaus CA2017-02-17 → cancelled 2017-03-12
- Meikle, Ian J CA2020-03-27 active