Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WD1PKU callsign genealogy
Currently held by Wang, Di
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 WD1PKU's current licensee, walking backwards.
- Wang, DiCAgranted 2026-06-18cancelled 2026-07-07
Successor callsigns
Callsigns held now by people who previously held WD1PKU.
No current licensee on record previously held this callsign.