Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7GAF callsign genealogy
Currently held by REFVEM, ROBERT M
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 W7GAF's current licensee, walking backwards.
- Tkachenko, VictorORgranted 2019-01-31cancelled 2019-03-19
Successor callsigns
Callsigns held now by people who previously held W7GAF.
- Tkachenko, VictorSCgranted 2019-04-13
All historical holders
Every license row we've seen with the callsign W7GAF, oldest first.
- REFVEM, ROBERT M NV1996-06-18 → cancelled 2008-06-19
- Tkachenko, Victor OR2019-03-19 → cancelled 2019-04-13