Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7TMA callsign genealogy
Currently held by Salyers, Michael 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 W7TMA's current licensee, walking backwards.
- SALYERS, MICHAEL AWYgranted 2018-01-31cancelled 2023-05-02
Successor callsigns
Callsigns held now by people who previously held W7TMA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7TMA, oldest first.
- CRAYNE, WILLIAM C OR1995-02-21 → cancelled 2007-02-22
- Salyers, Michael A WY2023-05-02 active