Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7TST callsign genealogy
Currently held by Western Washington Contest 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 W7TST's current licensee, walking backwards.
- KG7JBGcancelledWestern Washington Contest ClubWAgranted 2014-02-25cancelled 2014-05-20
Successor callsigns
Callsigns held now by people who previously held W7TST.
No current licensee on record previously held this callsign.