Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC1ZEK callsign genealogy
Currently held by Koval, Edward 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 KC1ZEK's current licensee, walking backwards.
- Koval, Edward EMAgranted 2016-05-25cancelled 2016-06-18
Successor callsigns
Callsigns held now by people who previously held KC1ZEK.
No current licensee on record previously held this callsign.