Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6SGO callsign genealogy
Currently held by MC INTOSH, RUTH E
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 N6SGO's current licensee, walking backwards.
- Fritzsch, Eric SCAgranted 2026-04-08cancelled 2026-05-02
Successor callsigns
Callsigns held now by people who previously held N6SGO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6SGO, oldest first.
- MC INTOSH, RUTH E CA1988-05-24 → cancelled 2000-05-25
- Fritzsch, Eric S CA2026-05-02 active