Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WY7DT callsign genealogy
Currently held by Devils Tower Amateur Radio Club
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 WY7DT's current licensee, walking backwards.
- KJ7WLQcancelledDevils Tower Amateur Radio ClubWYgranted 2021-03-30cancelled 2021-04-20
Successor callsigns
Callsigns held now by people who previously held WY7DT.
No current licensee on record previously held this callsign.