Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ7BN callsign genealogy
Currently held by Koyama, Hugo K
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 AJ7BN's current licensee, walking backwards.
- Koyama, Hugo KORgranted 2024-11-14cancelled 2024-12-17
Successor callsigns
Callsigns held now by people who previously held AJ7BN.
No current licensee on record previously held this callsign.