| General Information about Area Code 605 | |
|---|---|
| Country | United States |
| State / Province / Territory | South Dakota |
| Major City | Sioux Falls |
| Time Zone | Central (UTC-06:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 605-853 | Miller | Hand | Landline |
| 605-649 | Selby | Walworth | Landline |
| 605-336 | Sioux Falls | Minnehaha | Landline |
| 605-335 | Sioux Falls | Minnehaha | Landline |
| 605-966 | Jefferson | Union | Landline |
| 605-854 | De Smet | Kingsbury | Landline |
| 605-932 | Peever | Roberts | Landline |
| 605-549 | Spearfish | Lawrence | Landline |
| 605-654 | Bonesteel | Gregory | Landline |
| 605-794 | Toronto | Deuel | Landline |
| 605-509 | Sioux Falls | Minnehaha | Landline |
| 605-860 | De Smet | Kingsbury | Wireless |
| 605-778 | Kimball | Brule | Landline |
| 605-888 | Chamberlain | Brule | Landline |
| 605-537 | Rosholt | Roberts | Landline |
| 605-610 | Sioux Falls | Minnehaha | Landline |
| 605-620 | Erwin | Kingsbury | Landline |
| 605-505 | Parkston | Hutchinson | Wireless |
| 605-622 | Aberdeen | Brown | Landline |
| 605-755 | Rapid City | Pennington | Landline |