Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1CJB callsign genealogy
Currently held by Miki, Seiichirou
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 W1CJB's current licensee, walking backwards.
- Miki, SeiichirouNYgranted 2018-12-12cancelled 2022-12-28
Successor callsigns
Callsigns held now by people who previously held W1CJB.
No current licensee on record previously held this callsign.