Posey County Prosecutor Child Support Office

Mount Vernon, Indiana

The Posey County Prosecutor Child Support Office is at 330 Walnut Street, Mount Vernon, IN 47620. Call the office at (812) 838-1337. It serves Posey County.

How do I contact this office?

330 Walnut Street
Mount Vernon, IN 47620
Mail: P.O. Box 721, Mount Vernon, IN 47620
Get directions Call (812) 838-1337
Phone
(812) 838-1337
Hours
Monday to Friday, 8:00 a.m. to 4:00 p.m. (Central Time)
Before you go
To meet with your county prosecutor's child support office, call or visit the office to schedule an appointment.
Email
childsupport@poseycountyin.gov
Fax
(812) 838-1348
Official page
Office page

Is this my office?

This office serves Posey County.

You can enroll at the county prosecutor's child support office in the county where you live. If a county prosecutor's office is already enforcing your case, contact that office.

Not your area? See every Indiana 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.

What should I bring?

The agency asks you to bring:

  • All court orders for your case
  • Payment records
  • Information about the other parent
  • Photo ID
  • A completed Child Support Enrollment Form, if you are enrolling

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