Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7GRT callsign genealogy
Currently held by Grand Ronde Tribal Ham 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 W7GRT's current licensee, walking backwards.
- KI7GFXcancelledGrand Ronde Tribal Ham Radio ClubORgranted 2016-07-28cancelled 2016-08-23
Successor callsigns
Callsigns held now by people who previously held W7GRT.
- LONG, PHYLLIS AORgranted 2011-04-29cancelled 2023-05-02