Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WH6DHC callsign genealogy
Currently held by Koa Contest Club
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 WH6DHC's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held WH6DHC.
- KH6NFexpiredKoa Contest ClubHIgranted 2013-12-11cancelled 2026-03-07