Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6ETR callsign genealogy
Currently held by COOK, MICHAEL D
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 K6ETR's current licensee, walking backwards.
- COOK, MICHAEL DNCgranted 2015-02-03cancelled 2024-03-05
Successor callsigns
Callsigns held now by people who previously held K6ETR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6ETR, oldest first.
- JENSEN, STANLEY M CA2012-02-14 → cancelled 2024-02-15
- COOK, MICHAEL D NC2024-03-05 active