Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA6BOI callsign genealogy
Currently held by VASQUEZ, CALVIN 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 KA6BOI's current licensee, walking backwards.
- Vasquez, DebiCAgranted 2018-05-18cancelled 2018-06-08
Successor callsigns
Callsigns held now by people who previously held KA6BOI.
- VASQUEZ, CALVIN MCAgranted 2021-05-04
All historical holders
Every license row we've seen with the callsign KA6BOI, oldest first.
- VASQUEZ, CALVIN M CA2007-12-18 → cancelled 2011-07-15
- Vasquez, Debi CA2018-06-08 active