Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9DJZ callsign genealogy
Currently held by Watanabe, Hideaki
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 W9DJZ's current licensee, walking backwards.
- Watanabe, HideakiILgranted 2001-05-31cancelled 2001-06-26
Successor callsigns
Callsigns held now by people who previously held W9DJZ.
- Watanabe, HideakiILgranted 2021-03-19