Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KS7MC callsign genealogy
Currently held by SPIRIT MOUNTAIN AMATEUR RADIO CLUB
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 KS7MC's current licensee, walking backwards.
- KK7LXOcancelledSpirit Mountain Amateur Radio ClubAZgranted 2023-04-04cancelled 2023-05-12
Successor callsigns
Callsigns held now by people who previously held KS7MC.
No current licensee on record previously held this callsign.