Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6MSM callsign genealogy
Currently held by MAHAN, 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 K6MSM's current licensee, walking backwards.
- MAHAN, MICHAEL SCAgranted 2010-07-06cancelled 2010-09-28
Successor callsigns
Callsigns held now by people who previously held K6MSM.
No current licensee on record previously held this callsign.