Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WY7DOC callsign genealogy
Currently held by Andreasen, Michael E
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 WY7DOC's current licensee, walking backwards.
- Andreasen, Michael EWYgranted 2025-12-02cancelled 2026-05-09
Successor callsigns
Callsigns held now by people who previously held WY7DOC.
No current licensee on record previously held this callsign.