Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7FFT callsign genealogy
Currently held by Wu, Jing
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 K7FFT's current licensee, walking backwards.
- Wu, JingWAgranted 2021-01-19cancelled 2021-04-02
Successor callsigns
Callsigns held now by people who previously held K7FFT.
No current licensee on record previously held this callsign.