Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0DRP callsign genealogy
Currently held by SWEENEY, DOUGLAS M
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 KC0DRP's current licensee, walking backwards.
- PARKS, DAVID RKSgranted 2018-05-17cancelled 2018-06-08
Successor callsigns
Callsigns held now by people who previously held KC0DRP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC0DRP, oldest first.
- SWEENEY, DOUGLAS M IA1998-06-10 → cancelled 2010-06-11
- PARKS, DAVID R KS2018-06-08 active