Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD7SJS callsign genealogy
Currently held by Linn County Amateur Radio Emergency Services Inc.
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 KD7SJS's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KD7SJS.
- W7AEPexpiredLinn County Amateur Radio Emergency Services Inc.ORgranted 2013-10-19cancelled 2026-03-07