Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WI7SON callsign genealogy
Currently held by WILSON, DAVID M
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 WI7SON's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WI7SON.
No current licensee on record previously held this callsign.