Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4DCX callsign genealogy
Currently held by Curtis, David R
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 K4DCX's current licensee, walking backwards.
- Curtis, David RSCgranted 2016-11-14cancelled 2018-08-21
Successor callsigns
Callsigns held now by people who previously held K4DCX.
No current licensee on record previously held this callsign.