Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7TDO callsign genealogy
Currently held by Okada, Toni D
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 W7TDO's current licensee, walking backwards.
- Okada, Toni DWAgranted 2018-03-08cancelled 2021-07-09
Successor callsigns
Callsigns held now by people who previously held W7TDO.
No current licensee on record previously held this callsign.