Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB7SGL callsign genealogy
Currently held by PETTY, ROBERT L
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 WB7SGL's current licensee, walking backwards.
- Petty, Robert LCOgranted 2007-02-26cancelled 2007-03-16
Successor callsigns
Callsigns held now by people who previously held WB7SGL.
No current licensee on record previously held this callsign.