Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Attorney John A. Duncan, practice areas Estate & Trust Litigation Attorneys. Is located in the city of Newport Beach, the state of Southern California. Legal address 4340 Campus DriveSuite 100, Newport Beach, CA 92660. For more information, please call Not available Your comments* (not for publishing) * — Required information John A. Duncan ← View details 4340 Campus DriveSuite 100, Newport Beach, CA 92660, Newport Beach, Southern California Not available