Question: how do i find out how much back child support im owed?
Answer: How do I find out how much child support I owe? If the case is a IV-D case (if filed through the prosecutor's office), you can find out how much child support you owe by calling the Kidsline at (800) 840-8757 or (317) 233-5437. Customer Service representatives are available Monday through Friday from 7:00am to 5:00pm.