Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0JEK callsign genealogy
Currently held by Krajcirik, James 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 W0JEK's current licensee, walking backwards.
- Krajcirik, James ECOgranted 2010-09-29cancelled 2011-05-24
Successor callsigns
Callsigns held now by people who previously held W0JEK.
No current licensee on record previously held this callsign.