| Business | Phone |
| 4-H Grounds W City Limits, Sisseton 57262 | (605) 698-7183 |
| Roberts County Commissioners 411 2nd Ave E, Sisseton 57262 | (605) 698-7336 |
| Roberts County Equalization 411 2nd Ave E, Sisseton 57262 | (605) 698-3205 |
| Roberts County Extension Agent 411 2nd Ave E, Sisseton 57262 | (605) 698-7627 |
| Roberts County Highway Supt 11901 Bia Highway 700, Sisseton 57262 | (605) 698-3905 |
| Roberts County Register-Deeds 411 2nd Ave E, Sisseton 57262 | (605) 698-7152 |
| Roberts County Veterans Svc 411 2nd Ave E, Sisseton 57262 | (605) 698-7376 |
| Roberts County Weed Office 411 2nd Ave E, Sisseton 57262 | (605) 698-3573 |