Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC5YOI callsign genealogy
Currently held by GOODMAN, ALAN C
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 KC5YOI's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KC5YOI.
No current licensee on record previously held this callsign.