Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7NAZ callsign genealogy
Currently held by Bussard, Keith R
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 KB7NAZ's current licensee, walking backwards.
- Bussard, Keith RAZgranted 2020-09-01cancelled 2020-09-22
Successor callsigns
Callsigns held now by people who previously held KB7NAZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7NAZ, oldest first.
- GERRISH, MARGARET E AZ2008-02-23 → cancelled 2020-05-12
- Bussard, Keith R AZ2020-09-22 active