Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KH7SB callsign genealogy
Currently held by Bosshardt, Scott W
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 KH7SB's current licensee, walking backwards.
- Bosshardt, Scott WHIgranted 2012-05-11cancelled 2012-06-12
Successor callsigns
Callsigns held now by people who previously held KH7SB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KH7SB, oldest first.
- LAVOIE, CHRISTOPHER P HI1999-03-19 → cancelled 2011-03-22
- Bosshardt, Scott W AZ2022-03-30 active