Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WH2X callsign genealogy
Currently held by GUISIHAN, JOEL S
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 WH2X's current licensee, walking backwards.
- Guisihan, Joel SGUgranted 2002-10-10cancelled 2006-09-30
Successor callsigns
Callsigns held now by people who previously held WH2X.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WH2X, oldest first.
- YOSHIZAWA, YASUKI GU1996-08-07 → cancelled 2006-03-30
- GUISIHAN, JOEL S CA2026-07-17 active