United States Government--army Department, Army Corps Of Engineers, Ctarng, Headquarters Detachment Hartford, CT 06101 Phone : (860) 524-4975 Business Category Government Offices-Federal Government Offices & Public Schools Army Department--army Corps Of Engineers, Ctarng, Headquarters Detachment Hartford, CT 06101 Phone : (860) 524-4975 Business Category Government Offices-Federal Government Offices & Public Schools