Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7SWY callsign genealogy
Currently held by Shell, Francis B
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 K7SWY's current licensee, walking backwards.
- Shell, Francis BWYgranted 2020-07-07cancelled 2020-07-28
Successor callsigns
Callsigns held now by people who previously held K7SWY.
No current licensee on record previously held this callsign.