Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AH0FM callsign genealogy
Currently held by MABUCHI, SHIGEHIKO
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 AH0FM's current licensee, walking backwards.
- SHIGEHIKO, MABUCHIMPgranted 1996-08-29cancelled 2001-08-18
Successor callsigns
Callsigns held now by people who previously held AH0FM.
No current licensee on record previously held this callsign.