Marquardt, Russell G Address: 510 N Elm St, Avoca, IA 51521 Phone: (712) 343-6455 Hours: Mon: 8am-6pm Tue: 8am-6pm Wed: 8am-6pm Thu: 8am-6pm Fri: 8am-5pm Nursing, Physicians Assistants Other Businesses: Martin & Sons Construction Inc at 305 N Walnut St, Avoca, IA 51521 Hanson Sulhoff & Larson at 165 S Elm St, Avoca, IA 51521 Subway at 209 W Marty Dr, Avoca, IA 51521