Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC3MR callsign genealogy
Currently held by Zilavy, Michael 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 KC3MR's current licensee, walking backwards.
- KA3JKOno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KC3MR.
- Zilavy, Michael EOHgranted 2025-03-08