Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA4SGF callsign genealogy
Currently held by FERGUSON, STANLEY G
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 WA4SGF's current licensee, walking backwards.
- FERGUSON, STANLEY GNCgranted 2013-03-11cancelled 2015-04-17
Successor callsigns
Callsigns held now by people who previously held WA4SGF.
No current licensee on record previously held this callsign.