Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4NGG callsign genealogy
Currently held by Sang, Kevin C
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 K4NGG's current licensee, walking backwards.
- Sang, Kevin CFLgranted 2018-09-27cancelled 2019-02-16
Successor callsigns
Callsigns held now by people who previously held K4NGG.
- Sang, Kevin CFLgranted 2021-08-20