Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6FRG callsign genealogy
Currently held by Marsh, Judith I
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 K6FRG's current licensee, walking backwards.
- Marsh, Judith ICAgranted 2010-05-17cancelled 2011-08-26
Successor callsigns
Callsigns held now by people who previously held K6FRG.
- N6WAactiveGREEN FROG AMATEUR RADIO CLUBAZgranted 2022-04-12
All historical holders
Every license row we've seen with the callsign K6FRG, oldest first.
- GREEN FROG AMATEUR RADIO CLUB CA1999-08-02 → cancelled 2002-05-07
- Marsh, Judith I CA2011-08-26 → cancelled 2023-08-29