605 Area Code

Get a South Dakota, South Dakota phone number

A 605 phone number is related to South Dakota, South Dakota. Phoner: Second Phone Number, allows you to set up multiple phone numbers in minutes for any US area code that you need a number for. With Phoner you use your current mobile device so there’s no need to change your permanent address, purchase a new phone, or carry multiple mobile devices around with you. Perfect for your small business, dating communication, or buying and selling goods online.

Get your new area code 605 phone number today with Phoner on iOS, Android, or desktop. Download and start texting, calling, recording phone calls, or using caller ID lookup.

South Dakota map showing location of area code 605 within the state

605 Phone Number


South Dakota



Major City:

South Dakota

The 605 area code is in South Dakota, United States.

Area code 605 is in the Central time zone (UTC -6).

This area code serves the entire state of South Dakota.

Nearby counties:

South Dakota's 605 area code serves all the counties of the state. The largest are Minnehaha, Pennington, Lincoln, Brown, Brookings, and Codington Counties.

Other nearby area codes includes:

Area Code 218 - Duluth

Area Code 307 - Wyoming

Area Code 308 - Grand Island

Area Code 320 - St. Cloud

Area Code 406 - Montana

Area Code 507 - Rochester

Area Code 701 - North Dakota

Area Code 712 - Sioux City

Area Code 402/531 - Omaha

History of 605

Area Code

The South Dakota area code 605 is one of the original area codes created in 1947 by the North American Numbering Plan Association (NANPA).

Things To Do Near

Area Code 605

There are many activities for locals + visitors to see and do in the 605 area code (South Dakota County).

Things to do in South Dakota, South Dakota tend to includes Mount Rushmore National Memorial, Badlands National Park, Custer State Park and much more.

Mount Rushmore National Memorial

Located in the Black Hills, Mount Rushmore features the iconic sculptures of four U.S. presidents—George Washington, Thomas Jefferson, Theodore Roosevelt, and Abraham Lincoln. It's a symbol of American democracy and a must-visit attraction.

Badlands National Park

Known for its striking geological formations, Badlands National Park offers otherworldly landscapes with colorful rock formations, deep canyons, and unique wildlife. Visitors can explore the scenic drives, hiking trails, and observe the diverse flora and fauna.

Custer State Park

This expansive state park in the Black Hills is known for its picturesque landscapes, wildlife, and outdoor activities. The park is home to a large herd of bison, and visitors can enjoy scenic drives, hiking, and wildlife viewing.


in South Dakota

Some of the universities, colleges, higher education establishments in area code 605 are:

Augustana College

Black Hills State University

Dakota State University

Dakota Wesleyan University

Northern State University

Rushmore University

South Dakota State University

This is not an exhaustive list, there are additional schools that may not be included

Why do people sign up for a virtual 605 number with Phoner?

People sign up for 605 virtual US phone numbers for a number of reasons.

For business

To be seen as local vendors - local numbers are more trustworthy than out-of-state phone numbers

For marketing purpose

So customers can remember their numbers easily or to be seen as local vendors as local numbers are more trustworthy than out-of-state phone numbers


To give online dating matches a 2nd phone number until they’ve gone on a date and trust each other

To buy and sell goods

For Craigslist, Facebook, eBay purchases or sales so that people don’t have your personal information and don’t bother you after the sale or purchase has been made

Nearby Codes

Frequently asked questions about local numbers

Can I buy a local 605 South Dakota phone number?

Yes you can. To purchase a 605 number, download Phoner here, select a ‘United States’ number followed by ‘South Dakota’ as the state. Once you have chosen an area code you can choose a number of your choice. Once you have selected a number to make calls or send texts you can subscribe and enjoy a 3 day free trial.

What are the other South Dakota local area codes?

You can find the South Dakota local area codes here.

Can I port my existing 605 number to Phoner?

Yes, you can port your 605 number to Phoner. We are working on an automated process, for now please email our support team so they can manually port your number.

Why Use Phoner

Phoner allows you to purchase and activate multiple phone numbers across the US without the need for multiple phones. Get a second phone number for area code 605 - whether it’s a business phone number, dating phone number, or a phone number for buying & selling goods on Craigslist, Facebook, eBay. Select the area code 605 and start texting or calling today.