Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7MYK callsign genealogy
Currently held by Kostis, Michael J
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 W7MYK's current licensee, walking backwards.
- Kostis, Michael JWAgranted 2017-11-20cancelled 2019-05-17
Successor callsigns
Callsigns held now by people who previously held W7MYK.
No current licensee on record previously held this callsign.