Stange Law Firm, PC Edwardsville, IL Family Lawyers in Madison County | Stange Law Firm, PC Stange Law Firm, PC can assist you in your Edwardsville, IL divorce and family law matter. Call 855-805-0595 to schedule a consult. Note: The choice of a lawyer is an important decision and should not be based solely upon advertisements. Kirk C. Stange is responsible for the content. Principal place of business 120 South Central Avenue, Suite 450, St. Louis (Clayton), MO 63105.