Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4NIK callsign genealogy
Currently held by KOENIGSTEIN, NICHOLAS 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 K4NIK's current licensee, walking backwards.
- KOENIGSTEIN, NICHOLAS JFLgranted 1995-08-30cancelled 2001-02-17
Successor callsigns
Callsigns held now by people who previously held K4NIK.
No current licensee on record previously held this callsign.