Sioux City, Iowa Area Code

Sioux City, IA Area Codes are


Sioux City, IA is currently using one area code which is area code 712.

In addition to Sioux City, IA area code information read more about area code 712 details and Iowa area codes.

Sioux City, IA is located in Woodbury County and observes the Central Time Zone.
View our Times by Area Code tool.

Iowa Area Code Map