Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7SGS callsign genealogy
Currently held by Patterson, Charles D
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 W7SGS's current licensee, walking backwards.
- Patterson, Charles DIDgranted 2005-01-26cancelled 2007-06-29
Successor callsigns
Callsigns held now by people who previously held W7SGS.
No current licensee on record previously held this callsign.