Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KL7JIO callsign genealogy
Currently held by SILVERTHORN, Joanne
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 KL7JIO's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KL7JIO.
No current licensee on record previously held this callsign.