Confidence: Medium · Source: FCC ULS · As of 2026-09-11
KC6MAS callsign genealogy
Currently held by VARGAS, LUIS
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 KC6MAS's current licensee, walking backwards.
- Stanley, Michael ACAgranted 2016-08-05cancelled 2016-09-02
Successor callsigns
Callsigns held now by people who previously held KC6MAS.
- Stanley, Michael ANCgranted 2017-03-03
All historical holders
Every license row we've seen with the callsign KC6MAS, oldest first.
- VARGAS, LUIS CA1990-06-19 → cancelled 2002-06-20
- Stanley, Michael A VA2016-09-02 → cancelled 2017-03-03