Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0GYM callsign genealogy
Currently held by Stein, Mark A
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 W0GYM's current licensee, walking backwards.
- Stein, Mark ANDgranted 2018-04-17cancelled 2018-05-18
Successor callsigns
Callsigns held now by people who previously held W0GYM.
- Stein, Mark ANDgranted 2019-03-26