Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF7XK callsign genealogy
Currently held by CLARK, JIM K
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 AF7XK's current licensee, walking backwards.
- CLARK, JIM KUTgranted 2016-02-19cancelled 2016-03-10
Successor callsigns
Callsigns held now by people who previously held AF7XK.
No current licensee on record previously held this callsign.