Us General Service Administration 5600 N Highway 95 # 10 Lake Havasu City, AZ 86404 Phone : (928) 764-1540 Us General Service Administration Business Category General Government General Services Administration 5600 N Highway 95 Ste Ste Lake Havasu City, AZ 86403 Phone : (928) 764-1540 Business Category Builders & Contractors Government Offices-Federal Home Builders General Contractors-Residential Buildings Government Offices & Public Schools