Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM6HAM callsign genealogy
Currently held by Johanson, Mike J
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 KM6HAM's current licensee, walking backwards.
- Johanson, Mike JCAgranted 2016-07-13cancelled 2016-08-02
Successor callsigns
Callsigns held now by people who previously held KM6HAM.
No current licensee on record previously held this callsign.