Economic Development go Results Found: 3 Button group with nested dropdown Small Business Development Center Small Business Development Center 4647 Stone Ave Sioux City IA 51106-1918 (712) 274-6454 The Siouxland Initiative The Siouxland Initiative 101 Pierce St Sioux City IA 51101-1433 (712) 255-7903 Northeast Community College Northeast Community College PO Box 989 South Sioux City NE 68776-0989 (402) 241-6400