Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC1MA callsign genealogy
Currently held by Alken, Marc
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 AC1MA's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AC1MA.
No current licensee on record previously held this callsign.