United States Government 507 W 7th St Atlantic, IA 50022 Phone : (712) 243-2699 Business Category Contractors Soil Conservation Testing Laboratories Laboratories Soil & Concrete Testing United States Government--agriculture Dept Of, Natural Resources Conservation Service, Engineering Office 507 W 7th St Atlantic, IA 50022 Phone : (712) 243-2699 Business Category Contractors Soil Conservation Testing Laboratories Research Services Laboratories Soil & Concrete Testing