Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N7KKK callsign genealogy
Currently held by Wang, Yingkai
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 N7KKK's current licensee, walking backwards.
- Wang, YingkaiWAgranted 2025-12-23cancelled 2026-01-10
Successor callsigns
Callsigns held now by people who previously held N7KKK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7KKK, oldest first.
- Kraus, Richard C ID2011-11-04 → cancelled 2023-09-02
- Wang, Yingkai WA2026-01-10 active