Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KR7CM callsign genealogy
Currently held by MARKS, ROBIN C
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 KR7CM's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KR7CM.
No current licensee on record previously held this callsign.