Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7SRA callsign genealogy
Currently held by Thornton, Donald R
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 KB7SRA'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 KB7SRA.
- Thornton, Donald RWAgranted 1993-02-16cancelled 2002-03-20