Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WH2AK callsign genealogy
Currently held by Hirabayashi, Akiyoshi
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 WH2AK's current licensee, walking backwards.
- HIRABAYASHI, AKIYOSHIGUgranted 2007-09-21cancelled 2007-12-27
Successor callsigns
Callsigns held now by people who previously held WH2AK.
- Hirabayashi, AkiyoshiGUgranted 2020-10-16