Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6ATX callsign genealogy
Currently held by Cohn, Martin 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 W6ATX's current licensee, walking backwards.
- KARAZHOV, YEVGENIYCAgranted 2020-09-08cancelled 2020-10-14
Successor callsigns
Callsigns held now by people who previously held W6ATX.
- Cohn, Martin JTXgranted 2018-07-06
All historical holders
Every license row we've seen with the callsign W6ATX, oldest first.
- Cohn, Martin J TX2015-09-29 → cancelled 2018-07-06
- KARAZHOV, YEVGENIY CA2020-10-14 active