Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3COG callsign genealogy
Currently held by Cogar, Brian S
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 W3COG's current licensee, walking backwards.
- Cogar, Brian SOHgranted 2017-05-19cancelled 2017-06-09
Successor callsigns
Callsigns held now by people who previously held W3COG.