Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WH6DLE callsign genealogy
Currently held by Shishido, Masatoshi
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 WH6DLE'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 WH6DLE.
- Shishido, MasatoshiHIgranted 2010-07-13cancelled 2018-01-30