Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6KKM callsign genealogy
Currently held by Cowan III, Ernest G
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 K6KKM's current licensee, walking backwards.
- COWAN III, ERNEST GCAgranted 2004-02-26cancelled 2013-09-21
Successor callsigns
Callsigns held now by people who previously held K6KKM.
All historical holders
Every license row we've seen with the callsign K6KKM, oldest first.
- MALONE, MICHAEL C CA1997-10-01 → cancelled 2001-07-27
- Cowan III, Ernest G CA2023-06-27 → cancelled 2025-05-20