Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM7SAD callsign genealogy
Currently held by Dubinsky, Sandra A
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 KM7SAD's current licensee, walking backwards.
- Dubinsky, Sandra AORgranted 2018-02-05cancelled 2018-03-20
Successor callsigns
Callsigns held now by people who previously held KM7SAD.
No current licensee on record previously held this callsign.