Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KG4COW callsign genealogy
Currently held by SMITH, JOHN L
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 KG4COW's current licensee, walking backwards.
- Sturgill, BrandonKYgranted 2025-03-12cancelled 2025-04-08
Successor callsigns
Callsigns held now by people who previously held KG4COW.
- Sturgill, BrandonKYgranted 2025-08-23
All historical holders
Every license row we've seen with the callsign KG4COW, oldest first.
- SMITH, JOHN L FL1999-04-28 → cancelled 2011-03-26
- Sturgill, Brandon KY2025-04-08 → cancelled 2025-08-23