Wendy's Address: 989 Jeffco Boulevard, Arnold, MO 63010 Phone: (636) 287-6138 Payment: Restaurants, Foods-Carry Out, Burgers, Wendy's Other Businesses: McDonald's at 130 Arnold Crossroads Ctr, Arnold, MO 63010 Burger King at 839 Jeffco Blvd, Arnold, MO 63010 Long John Silver's at 1275 Jeffco Blvd, Arnold, MO 63010 Steak 'n Shake at 115 Arnold Crossroads Ctr, Arnold, MO 63010 Orlando Family Produce at 806 Jeffco Blvd, Arnold, MO 63010