Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7SWU callsign genealogy
Currently held by Kay, Jay 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 K7SWU's current licensee, walking backwards.
- Kay, Jay RUTgranted 2015-02-23cancelled 2020-08-04
Successor callsigns
Callsigns held now by people who previously held K7SWU.
No current licensee on record previously held this callsign.