Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7HSX callsign genealogy
Currently held by Andrist, Curtis 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 K7HSX's current licensee, walking backwards.
- Andrist, Curtis JCOgranted 2024-01-18cancelled 2024-02-06
Successor callsigns
Callsigns held now by people who previously held K7HSX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7HSX, oldest first.
- EFAW, CLIFFORD WA1997-03-07 → cancelled 2009-03-10
- Andrist, Curtis J CO2024-02-06 active