Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN4UBJ callsign genealogy
Currently held by LaFlam, Brian E
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 KN4UBJ's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KN4UBJ.
- LaFlam, Brian ESCgranted 2019-06-11