Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0WKA callsign genealogy
Currently held by Lelikov, Andrey V
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 K0WKA's current licensee, walking backwards.
- Walker, Ryan LMNgranted 2025-02-20cancelled 2025-04-29
Successor callsigns
Callsigns held now by people who previously held K0WKA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0WKA, oldest first.
- Lelikov, Andrey V WA2013-04-09 → cancelled 2025-04-10
- Walker, Ryan L MN2025-04-29 active