Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0SUN callsign genealogy
Currently held by Fox, Roberta D
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 KC0SUN's current licensee, walking backwards.
- DiAstra, AlecCOgranted 2017-11-06cancelled 2017-12-05
Successor callsigns
Callsigns held now by people who previously held KC0SUN.
- Fox, Roberta DMOgranted 2004-12-31cancelled 2017-01-04
All historical holders
Every license row we've seen with the callsign KC0SUN, oldest first.
- Fox, Roberta D MO2004-07-16 → cancelled 2004-12-31
- DiAstra, Alec CO2017-12-05 active