Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD8LYM callsign genealogy
Currently held by Letterle, Michael 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 KD8LYM's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KD8LYM.
- Letterle, Michael DOHgranted 2022-03-24