Dakota County Of--surveyor South Sioux City, NE 68776 Phone : (402) 494-2122 Business Category Government Offices-County Surveyors-Land Engineering & Architectural Services Surveying Services Government Offices & Public Schools Alpha Land Surveying 2017 Dakota Ave South Sioux City, NE 68776 Phone : (402) 494-2122 Business Category Government Offices-County Surveyors-Land Engineering & Architectural Services Surveying Services Legislative Bodies Services           Boundary, Construction, GPS, Land Surveyors, Topographic