Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI7YFG callsign genealogy
Currently held by Ludwig, Erik W
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 KI7YFG's current licensee, walking backwards.
- Ludwig, Erik WWAgranted 2012-03-02cancelled 2018-05-15
Successor callsigns
Callsigns held now by people who previously held KI7YFG.
- Ludwig, Erik WWAgranted 2022-04-07