Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6ZI callsign genealogy
Currently held by ECKERSON, CHARLES C
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 K6ZI's current licensee, walking backwards.
- Haro, BenjaminCAgranted 2023-01-11cancelled 2024-10-18
Successor callsigns
Callsigns held now by people who previously held K6ZI.
- ECKERSON, CHARLES CNVgranted 2022-09-27
All historical holders
Every license row we've seen with the callsign K6ZI, oldest first.
- HARRISON, WILLIAM H AZ2001-05-02 → cancelled 2013-07-31
- ECKERSON, CHARLES C NV2013-08-20 → cancelled 2022-09-27
- Haro, Benjamin CA2024-10-18 active