Area Codes in South Dakota — All 1 Active Codes

South Dakota has 1 active area code: 605.

Sioux Falls uses area code 605, located in South Dakota (statewide), South Dakota.

All area codes in South Dakota are in the Central time zone.

Quick Answer

South Dakota has 1 active area code: 605. All South Dakota area codes are in the Central time zone. Data source: NANPA.

All Area Codes in South Dakota

Code	Region	Major Cities	Timezone
605	South Dakota (statewide)	Sioux Falls, Rapid City, Aberdeen	Central

How many area codes does South Dakota have?

South Dakota has 1 active area code: 605.

What are the area codes in South Dakota?

The area codes in South Dakota are: 605 (South Dakota (statewide)).

What area code is Sioux Falls?

Sioux Falls uses area code 605, located in South Dakota (statewide), South Dakota.

What time zone are South Dakota area codes in?

All area codes in South Dakota are in the Central time zone.