Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KG4BOB callsign genealogy
Currently held by Gadker, Robert W
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 KG4BOB's current licensee, walking backwards.
- Gadker, Robert WKYgranted 2022-03-29cancelled 2022-04-23
Successor callsigns
Callsigns held now by people who previously held KG4BOB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KG4BOB, oldest first.
- SP PACKET CLUB FL1999-01-14 → cancelled 2011-01-15
- Gadker, Robert W KY2022-04-23 active