Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI6PZ callsign genealogy
Currently held by Zhang, Yupeng
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 AI6PZ's current licensee, walking backwards.
- Zhang, YupengCAgranted 2015-09-10cancelled 2015-10-31
Successor callsigns
Callsigns held now by people who previously held AI6PZ.
- Zhang, YupengCAgranted 2015-11-24