Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK7NBI callsign genealogy
Currently held by Sung, Kwok K
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 KK7NBI's current licensee, walking backwards.
- Sung, Kwok KNVgranted 2023-03-07cancelled 2023-06-08
Successor callsigns
Callsigns held now by people who previously held KK7NBI.
No current licensee on record previously held this callsign.