Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1DEM callsign genealogy
Currently held by De Marco, Michael P
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 K1DEM's current licensee, walking backwards.
- De Marco, Michael PKYgranted 2014-05-19cancelled 2022-04-02
Successor callsigns
Callsigns held now by people who previously held K1DEM.
No current licensee on record previously held this callsign.