Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA1HM callsign genealogy
Currently held by Tagawa, Harumichi
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 WA1HM's current licensee, walking backwards.
- Tagawa, HarumichiORgranted 2017-05-03cancelled 2017-06-23
Successor callsigns
Callsigns held now by people who previously held WA1HM.
No current licensee on record previously held this callsign.