Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6ZEN callsign genealogy
Currently held by Fitzpatrick, Galen S
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 K6ZEN's current licensee, walking backwards.
- Fitzpatrick, Galen SPAgranted 2024-05-29cancelled 2025-03-04
Successor callsigns
Callsigns held now by people who previously held K6ZEN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6ZEN, oldest first.
- San Francisco Zen Center CA2012-06-29 → cancelled 2024-07-02
- Fitzpatrick, Galen S PA2025-03-04 active