Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR7SWA callsign genealogy
Currently held by Thompson, Dennis A
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 KR7SWA's current licensee, walking backwards.
- Thompson, Dennis AAZgranted 2017-11-29cancelled 2017-12-19
Successor callsigns
Callsigns held now by people who previously held KR7SWA.
No current licensee on record previously held this callsign.