Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM6STV callsign genealogy
Currently held by Harmon, Matthew D
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 KM6STV's current licensee, walking backwards.
- Harmon, Matthew DCAgranted 2018-01-25cancelled 2018-02-23
Successor callsigns
Callsigns held now by people who previously held KM6STV.
- Harmon, Matthew DCAgranted 2018-04-24cancelled 2020-02-14