Stange Law Firm, PC is a divorce and family law firm with an office in Wichita, Kansas in Sedgwick County with lawyers who can assist you with matters such as: divorce, child support, child custody, paternity, modification or any family law matter. To set up your consultation, call. Note: The choice of a lawyer is an important decision & should not be based solely upon advertisements. Kirk Stange is responsible for the content. Principal address is 120 South Central Avenue, Suite 450, Clayton, MO 63105.