Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0OPD callsign genealogy
Currently held by Koop, Dwight 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 K0OPD's current licensee, walking backwards.
- Koop, Dwight AILgranted 2025-09-20cancelled 2025-12-09
Successor callsigns
Callsigns held now by people who previously held K0OPD.
No current licensee on record previously held this callsign.