Us Army Corps Of Engineers 35425 W 103rd St De Soto, KS 66018 Phone : (913) 583-3000 Business Category Land Mineral Wildlife & Forest Conservation U S Government--army Dept Of, Sunflower Army Ammunition Plant 35425 W 103rd St De Soto, KS 66018 Phone : (913) 583-3000 Business Category Aerospace Industries Environmental Conservation & Ecological Services Environmental Conservation/Ecological Organizations Search & Navigation Equipment