List of Dollar Tree Stores in Sioux City, IA Outlet Note Regular Brands Dollar Tree Iowa Sioux City Rating 4.9 based on 67 votes Official Outlet www.dollartree.com Official Website http://www.dollartree.com/ Products Party Supplies Floral Supplies Cleaning Supplies NameAddressPhone Name/Address/Phone Dollar Tree outlet - Sioux City 1452 Hamilton Blvd. (712) 252-2311 Dollar Tree outlet - Sioux City 3251 Gordon Dr. (712) 252-8158 Dollar Tree outlet - Sioux City 3118 Singing Hills Blvd. (712) 222-1188 People Also Viewed