Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1ZDR callsign genealogy
Currently held by Schacher, Ross E
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 K1ZDR's current licensee, walking backwards.
- Schacher, Ross EVTgranted 2013-05-03cancelled 2013-09-21
Successor callsigns
Callsigns held now by people who previously held K1ZDR.
No current licensee on record previously held this callsign.