Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA7SLC callsign genealogy
Currently held by PETERSON, MARC F
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 KA7SLC's current licensee, walking backwards.
- PETERSON, MARC Fcancelled 1999-05-05
Successor callsigns
Callsigns held now by people who previously held KA7SLC.
- PETERSON, MARCUS FORgranted 2021-02-02