Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC2SDJ callsign genealogy
Currently held by Voigt III, William R
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 KC2SDJ'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 KC2SDJ.
- Voigt III, William RNYgranted 2020-03-10