| Business | Phone |
| Sun Prairie Bldg Inspector 300 E Main St, Sun Prairie 53590 | (608) 825-1184 |
| Sun Prairie Cable Access Tv 1350 Linnerud Dr, Sun Prairie 53590 | (608) 837-4193 |
| Sun Prairie City Administrator 300 E Main St, Sun Prairie 53590 | (608) 825-1193 |
| Sun Prairie City Office 300 E Main St, Sun Prairie 53590 | (608) 825-0700 |
| Sun Prairie Emergency Medical 150 Angell St, Sun Prairie 53590 | (608) 825-1135 |
| Sun Prairie Emergency Medical 300 E Main St, Sun Prairie 53590 | (608) 825-1135 |
| Sun Prairie Human Resources 300 E Main St, Sun Prairie 53590 | (608) 825-1192 |
| Sun Prairie Historical Museum 115 E Main St, Sun Prairie 53590 | (608) 837-2915 |
| Sun Prairie Water Commission 125 W Main St, Sun Prairie 53590 | (608) 837-5500 |
| Sun Prairie Planning & Ecnmc 300 E Main St, Sun Prairie 53590 | (608) 825-1107 |
| Sun Prairie Waste Water Plant 3040 Bailey Rd, Sun Prairie 53590 | (608) 837-6292 |