Alta Municipal Utilities 223 S Main St Alta, IA 51002 Phone : (712) 200-1122 Alta Municipal Utilities Business Category Regulation & Admin Of Communications Electric Gas & Other Utilities Alta City Of--municipal Utilities Alta, IA 51002 Phone : (712) 200-1122 Alta City Of--municipal Utilities Business Category Government Offices-City Village & Twp Electric Companies Government Offices State & Local Government Offices & Public Schools