Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7SUR callsign genealogy
Currently held by SHIELDS, WM SPENCER
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 W7SUR's current licensee, walking backwards.
- SHIELDS, WM SPENCERUTgranted 2004-08-31cancelled 2007-03-13
Successor callsigns
Callsigns held now by people who previously held W7SUR.
No current licensee on record previously held this callsign.