Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6KMM callsign genealogy
Currently held by Clark, Michael 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 K6KMM's current licensee, walking backwards.
- Clark, Michael SCAgranted 2017-01-05cancelled 2017-01-27
Successor callsigns
Callsigns held now by people who previously held K6KMM.
No current licensee on record previously held this callsign.