Marathon County Child Support Agency
Wausau, Wisconsin
The Marathon County Child Support Agency is at 1200 Lake View Drive, Suite 200, Wausau, WI 54403. Call the office at (715) 261-7500. It serves Marathon County.
How do I contact this office?
1200 Lake View Drive, Suite 200Wausau, WI 54403
- Phone
- (715) 261-7500
- TTY
- (877) 209-5209
- 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.
- cs.admin@marathoncounty.gov
- Fax
- (715) 261-7510
- Official page
- Office page
Is this my office?
This office serves Marathon 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:
- Check your case and payments online in Child Support Online Services.
- Pay online, by phone, or by mail: see every way to pay child support in Wisconsin.
- Ask about your case by phone at (715) 261-7500.
Going in person? Read "Before you go" above, and call first if you can.
Other child support offices near Wausau
- Lincoln County Child Support Agency Merrill · 18 miles away
- Langlade County Child Support Agency Antigo · 28 miles away
- Portage County Child Support Agency Stevens Point · 29 miles away
More help with Wisconsin child support
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.