Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7GCO callsign genealogy
Currently held by Grant County 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 W7GCO's current licensee, walking backwards.
- KI7PXJcancelledGrant County Amateur Radio ClubORgranted 2017-09-19cancelled 2017-11-14
Successor callsigns
Callsigns held now by people who previously held W7GCO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7GCO, oldest first.
- WALKER, G STUART ID1987-12-08 → cancelled 1999-12-09
- Grant County Amateur Radio Club OR2017-11-14 active