Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8ZM callsign genealogy
Currently held by Williams, Bradford 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 K8ZM's current licensee, walking backwards.
- WILLIAMS, BRADFORD JOHgranted 2012-09-01cancelled 2021-09-25
Successor callsigns
Callsigns held now by people who previously held K8ZM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K8ZM, oldest first.
- CLARK SR, EDWARD T FL2018-06-26 → cancelled 2019-09-03
- Williams, Bradford J OH2021-09-25 active