South Dakota · Area code
Area Code 605Rapid City, SD
Area code 605 is in South Dakota, United States, and serves Rapid City, Sioux Falls, Aberdeen, Spearfish and Watertown and other places nearby. Its time zones are Mountain Time and Central Time.
Area code 605 at a glance
- Area code
- 605
- Main place
- Rapid City, SD
- State
- South Dakota
- Country
- 🇺🇸 United States
- Country calling code
- +1
- Time zones
- Mountain Time (America/Denver)
- Central Time (America/North_Dakota/Center)
- Dial from abroad
- +1 605 XXX XXXX
- Dial inside the US and Canada
- 1 605 XXX XXXX
Cities and places in area code 605
The places phone numbers beginning 605 were issued in, the most common first.
- Rapid City, SD
- Sioux Falls, SD
- Aberdeen, SD
- Spearfish, SD
- Watertown, SD
- Brookings, SD
- Pierre, SD
- Yankton, SD
- Chamberlain, SD
- Huron, SD
- Mitchell, SD
- North Sioux City, SD
- Sturgis, SD
- Tea, SD
- Arlington, SD
- Armour, SD
- Belle Fourche, SD
- Beresford, SD
- Box Elder, SD
- Brandon, SD
- Britton, SD
- Burke, SD
- Canton, SD
- Clark, SD
- Clear Lake, SD
- Custer, SD
- De Smet, SD
- Deadwood, SD
- Dell Rapids, SD
- Eagle Butte, SD
- Elk Point, SD
- Faulkton, SD
- Flandreau, SD
- Fort Pierre, SD
- Freeman, SD
- Garretson, SD
- Gettysburg, SD
- Gregory, SD
- Groton, SD
- Hartford, SD
Look up a 605 number
Enter a full number with area code 605: it shows the line type, place, network and time zone, and every way to write it. Free and private.
Area code 605: frequently asked questions
Where is area code 605?
Area code 605 is in South Dakota, United States. It serves places including Rapid City, Sioux Falls, Aberdeen, Spearfish, Watertown, Brookings, Pierre and Yankton.
What time zone is area code 605 in?
Area code 605 is on Mountain Time and Central Time, depending on the place. A number with this area code can belong to someone living anywhere, so the time zone tells you where the number was issued rather than where the person is.
Which country is area code 605 in?
Area code 605 belongs to the United States, part of the North American Numbering Plan. Country code +1 is shared by the United States, Canada and many Caribbean and Pacific countries; the area code decides which one a number is in.
How do I call a 605 number from another country?
Dial your country's international access code (or press + on a mobile phone), then 1, then 605, then the seven-digit number: +1 605 followed by the number. Inside the United States and Canada, dial 1 and the ten digits.
Can I tell who is calling from an area code?
No. The area code only shows where a number was first issued. People keep their numbers when they move, mobile numbers work anywhere, and callers can disguise the number they call from. To see what the numbering plan says about a specific number, use the free phone number lookup.