Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K2OZS callsign genealogy
Currently held by Herbach, David 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 K2OZS's current licensee, walking backwards.
- Herbach, Bruce ANYgranted 2016-05-12cancelled 2024-04-05
Successor callsigns
Callsigns held now by people who previously held K2OZS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K2OZS, oldest first.
- Herbach, David J NY2016-05-20 → cancelled 2022-11-02
- Herbach, Bruce A NY2024-04-05 active