Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WM7CK callsign genealogy
Currently held by Krutsch, Michael 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 WM7CK's current licensee, walking backwards.
- Krutsch, Michael CORgranted 2017-04-11cancelled 2024-04-30
Successor callsigns
Callsigns held now by people who previously held WM7CK.
No current licensee on record previously held this callsign.