Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KW7JIM callsign genealogy
Currently held by Backes, James O
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 KW7JIM's current licensee, walking backwards.
- Backes, James OORgranted 2011-06-22cancelled 2011-09-16
Successor callsigns
Callsigns held now by people who previously held KW7JIM.
No current licensee on record previously held this callsign.