Jefferson County Child Support Agency

Jefferson, Wisconsin

The Jefferson County Child Support Agency is at 311 South Center Avenue, Room C2070, Jefferson, WI 53549. Call the office at (920) 674-7255. It serves Jefferson County.

How do I contact this office?

Jefferson County Courthouse
311 South Center Avenue, Room C2070
Jefferson, WI 53549
Phone
(920) 674-7255
TTY
(877) 209-5209
Hours
Monday to Friday, 8:00 a.m. to 4:30 p.m.
Before you go
Office hours and walk in policies are set by each county or tribal agency. Several agencies ask you to call ahead or schedule an appointment to see your case specialist.
Email
childsupport@jeffersoncountywi.gov
Official page
Office page

Is this my office?

This office serves Jefferson County.

Not your area? See every Wisconsin child support office.

Can I handle this without going in?

Often, yes. Many requests don't need a visit:

Going in person? Read "Before you go" above, and call first if you can.

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Office details come from the official Wisconsin office listing, checked October 18, 2026. Sunny Child Support is not affiliated with Wisconsin Department of Children and Families, Bureau of Child Support. Spot a mistake? Tell us.