Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI6MM callsign genealogy
Currently held by Mountain, Mark E
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 AI6MM's current licensee, walking backwards.
- Mountain, Mark ECAgranted 2006-12-14cancelled 2007-07-10
Successor callsigns
Callsigns held now by people who previously held AI6MM.
No current licensee on record previously held this callsign.