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125 W. Main Street Sun Prairie, WI 53590   608.837.5500


Where is the Sun Prairie Utilities building located?
Our business office is located in downtown Sun Prairie at 125 West Main Street. This location is one-half block west of the Main Street/Bristol Street traffic lights.

Coming from the US 151/Main Street interchange (Walmart ), head east on Main Street 1.7 miles, SPU is on the right (south) side of the street.

From the North, find and follow Bird Street or Bristol Street (Cty N). From Bird, turn left (east) on Main street, go for .6 miles. From Bristol Street, turn west on Main, SPU is the third building on the left (south) side of the street.

Where does our electricity come from?
Sun Prairie Utilities is a member- owner of WPPI Energy, a joint action- agency that pools the resources of 51 municipally owned utilities. WPPI Energy utilizes these resources to acquire energy capacity to serve the member communities. As a member-owner of WPPI, Sun Prairie Utilities owns a portion of all of the WPPI-owned generation plants, wind farm contracts, hydroelectric, nuclear, and solar energy generation projects under contract for delivery of energy.

Can I return Charter Communications equipment to your office?
No. We are not affiliated with Charter Communications. The nearest equipment return site for Charter is in east Madison at 2701 Daniels Street.

When and where are the Sun Prairie Utilities Commission meetings held?
Our Commission meetings are generally scheduled the third Monday of every month at 4:30pm. They are held at the Sun Prairie Utilities building in the Commissioners Conference Room. Meetings are posted for public notice at the Utilities office, City Hall, and the Public Library.

How do we contact Sun Prairie Utilities outside of business office hours (M-F, 8am-4:30pm)?
Call our main number 837-5500. We contract an answering service to answer phone calls off hours and to contact appropriate SPU employees to address main breaks, outages, and emergency situations. Always call 9-1-1 for medical or personal safety emergencies.