| Business | Phone |
| Darlington Muni Water & Sewer 627 Main St, Darlington 53530 | (608) 776-4970 |
| Darlington City Garage 137 Spring St, Darlington 53530 | (608) 776-2205 |
| Darlington Pumping Station 553 W River, Darlington 53530 | (608) 776-2255 |
| Darlington Twp Office 11150 Ames Rd, Darlington 53530 | (608) 776-4620 |
| Darlington Twp Office 11803 State Road 23, Darlington 53530 | (608) 776-4620 |
| Darlington Wastewater Plant 14700 Spring St, Darlington 53530 | (608) 776-2255 |
| Dora Ritter Wellness Ctr 627 Main St, Darlington 53530 | (608) 776-4965 |
| Kendall Township Hall 15548 County Road O, Darlington 53530 | (608) 762-5387 |