Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB6YOK callsign genealogy
Currently held by KILLIAN, CHARLES J
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 WB6YOK's current licensee, walking backwards.
- KILLIAN, CHARLES Jcancelled 1998-03-18
Successor callsigns
Callsigns held now by people who previously held WB6YOK.
No current licensee on record previously held this callsign.