| Post Office Name | City/State | Address | Phone Number | Action |
|---|---|---|---|---|
| Big Stone City Post Office | Big Stone City, SD 57216 | 553 Main St | 6058628396 | View Details Get Directions |
| Corona Post Office | Corona, SD 57227 | 208 Main St | 6054344194 | View Details Get Directions |
| Marvin Post Office | Marvin, SD 57251 | 101 E Division St | 6053986163 | View Details Get Directions |
| Milbank Post Office | Milbank, SD 57252 | 222 E 3rd Ave | 6054326531 | View Details Get Directions |
| Revillo Post Office | Revillo, SD 57259 | 317 N 2nd Ave | 6056234461 | View Details Get Directions |
| South Shore Post Office | South Shore, SD 57263 | 105 N Main St | 6057564111 | View Details Get Directions |
| Stockholm Post Office | Stockholm, SD 57264 | 204 N Main St | 6056762394 | View Details Get Directions |
| Summit Post Office | Summit, SD 57266 | 301 Maple St | 6053986348 | View Details Get Directions |
| Twin Brooks Post Office | Twin Brooks, SD 57269 | 101 Main St | 6054325092 | View Details Get Directions |
| Mailbox in Post Office Lobby | South Shore, SD 57263 | 123 S Main St | -- | Get Directions |
| Public Collection Box | Milbank, SD 57252 | 1001 E 4th Ave | -- | Get Directions |
| Public Collection Box | Milbank, SD 57252 | 102 N Main St | -- | Get Directions |
| Public Collection Box | Milbank, SD 57252 | 103 W 4th Ave | -- | Get Directions |
| Public Collection Box | Labolt, SD 57246 | 109 Main St | -- | Get Directions |
| Public Collection Box | Milbank, SD 57252 | 1402 Morningside Dr | -- | Get Directions |
