Custer, South Dakota Area Code

Custer, SD Area Codes are


Custer, SD is officially utilizing one area code which is area code 605.

In addition to Custer, SD area code information read more about area code 605 details and South Dakota area codes.

Custer, SD is located in Custer County and observes the Mountain Time Zone. View our Times by Area Code tool.

South Dakota Area Code Map