Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0GRG callsign genealogy
Currently held by ROEDER, GREG
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 K0GRG's current licensee, walking backwards.
- Roeder, GregCOgranted 2019-12-30cancelled 2020-02-25
Successor callsigns
Callsigns held now by people who previously held K0GRG.
- GARRISON, GARY RTNgranted 2023-12-27
All historical holders
Every license row we've seen with the callsign K0GRG, oldest first.
- GARRISON, GARY R TN2002-04-03 → cancelled 2002-10-18
- ROEDER, GREG CO2020-02-25 active