Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W8GTK callsign genealogy
Currently held by Kolus, Gordon T
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 W8GTK's current licensee, walking backwards.
- KOLUS, GORDON TOHgranted 1997-10-02cancelled 2002-06-15
Successor callsigns
Callsigns held now by people who previously held W8GTK.
- KOLUS, GORDON TOHgranted 2025-03-27