Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7SDM callsign genealogy
Currently held by McCOY, STEVEN 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 K7SDM's current licensee, walking backwards.
- MCCOY, STEVEN DORgranted 2009-11-19cancelled 2010-03-06
Successor callsigns
Callsigns held now by people who previously held K7SDM.
No current licensee on record previously held this callsign.