The 605 area code covers Sioux Falls, Rapid City, Aberdeen and more in South Dakota. Provision a local 605 number in minutes.
Area code 605 serves all of South Dakota, a vast state from the Missouri River to the Black Hills. Sioux Falls is the largest city and a significant banking center — several major credit card issuers are chartered here due to favorable state laws. The Black Hills, Mount Rushmore, and Badlands National Park make the western part of the state a major tourism destination.
The 605 area code covers Sioux Falls, Rapid City, Aberdeen, Brookings in South Dakota.
Phone numbers in the 605 area code operate on America/Chicago time.
Yes. The 605 area code was introduced in 1947 and remains an active geographic code today.
Yes. Ajoxi provisions virtual 605 numbers with instant activation, clean caller-ID delivery, Tier-1 routing, and no setup fees — so you can build a local presence in minutes.
Provision a 605 number with instant activation, clean caller-ID, and Tier-1 routing — no setup fees, live in minutes.