Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0ZM callsign genealogy
Currently held by Bezenek 642, Todd 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 K0ZM's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K0ZM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0ZM, oldest first.
- ROSE, THOMAS M KS2006-11-22 → cancelled 2008-09-09
- Bezenek 642, Todd M CA2021-01-06 active