Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0ZAC callsign genealogy
Currently held by LaBombard, Zachary
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 K0ZAC's current licensee, walking backwards.
- LaBombard, ZacharyTXgranted 2025-02-04cancelled 2025-03-21
Successor callsigns
Callsigns held now by people who previously held K0ZAC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0ZAC, oldest first.
- ZACHRICH II, CHARLES W CO2010-09-16 → cancelled 2022-09-27
- LaBombard, Zachary TX2025-03-21 active