Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1DCX callsign genealogy
Currently held by YOLLES, MARTIN 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 K1DCX's current licensee, walking backwards.
- N1DCYno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held K1DCX.
No current licensee on record previously held this callsign.