Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0ZDC callsign genealogy
Currently held by Sanger, John T
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 KC0ZDC's current licensee, walking backwards.
- Sanger, John TNDgranted 2003-10-24cancelled 2006-12-12
Successor callsigns
Callsigns held now by people who previously held KC0ZDC.
- Sanger, John TMNgranted 2018-03-12