Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI4KKV callsign genealogy
Currently held by MAMBAZO, STEPHAN I
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 KI4KKV's current licensee, walking backwards.
- MAMBAZO, STEPHAN IALgranted 1998-07-14cancelled 2005-06-01
Successor callsigns
Callsigns held now by people who previously held KI4KKV.
- MAMBAZO, STEPHAN IALgranted 2018-05-04