Chick-fil-A at the Southern Hills Mall Loading Map.... Chick-fil-A at the Southern Hills Mall4400 Sergeant Rd. Ste 214Sioux City, IA 51106Details 42.4477807 -96.34814819999997 Address 4400 Sergeant Rd. Ste 214 Sioux City IA 51106 United States Upcoming Events No events in this location