Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KN4GKA callsign genealogy
Currently held by Heineken, Timothy J
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 KN4GKA'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 KN4GKA.
- Heineken, TimothyOKgranted 2017-10-31