Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KL7EX callsign genealogy
Currently held by ARCTIC AMATEUR RADIO EXPERIMENTERS
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 KL7EX's current licensee, walking backwards.
- WL7CWYcancelledHutchison Amateur Radio Experimenters SocietyAKgranted 2009-11-30cancelled 2009-12-25
Successor callsigns
Callsigns held now by people who previously held KL7EX.
No current licensee on record previously held this callsign.