| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 57201 | Watertown | Codington County | Standard |
| 57212 | Arlington | Kingsbury County | Standard |
| 57221 | Bryant | Hamlin County | Standard |
| 57223 | Castlewood | Hamlin County | Standard |
| 57226 | Clear Lake | Deuel County | Standard |
| 57233 | Erwin | Kingsbury County | Standard |
| 57234 | Estelline | Hamlin County | Standard |
| 57235 | Florence | Codington County | Standard |
| 57238 | Goodwin | Deuel County | Standard |
| 57241 | Hayti | Hamlin County | Standard |
| 57242 | Hazel | Hamlin County | Standard |
| 57243 | Henry | Codington County | Standard |
| 57245 | Kranzburg | Codington County | PO Box |
| 57248 | Lake Norden | Hamlin County | Standard |
| 57256 | Ortley | Roberts County | Standard |
| 57263 | South Shore | Codington County | Standard |
| 57264 | Stockholm | Grant County | Standard |
| 57271 | Vienna | Clark County | Standard |
| 57272 | Wallace | Codington County | Standard |