Post Offices List in Codington County, South Dakota:
| Florence Post Office | 235 Main Ave, Florence, SD 57235 |
| Henry Post Office | 112 Main St, Henry, SD 57243 |
| Kranzburg Post Office | 102 Dakota Ave N, Kranzburg, SD 57245 |
| South Shore Post Office | 105 N Main St, South Shore, SD 57263 |
| Wallace Post Office | 602 Main St, Wallace, SD 57272 |
| Watertown Post Office | 405 E Kemp Ave, Watertown, SD 57201 |