Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WS7USU callsign genealogy
Currently held by SPENCER, WILLIAM C
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 WS7USU's current licensee, walking backwards.
- SPENCER, WILLIAM CUTgranted 2010-02-24cancelled 2011-04-26
Successor callsigns
Callsigns held now by people who previously held WS7USU.
No current licensee on record previously held this callsign.