1. Federal Office of Child Support Enforcement — Free
The federal Office of Child Support Enforcement coordinates interstate child support cases and oversees state programs through the Department of Health and Human Services. Fathers with cross-state custody or support issues can use federal resources and guides to understand enforcement, modification, and payment options. Have your case number, state of record, current court orders, and payment history ready when requesting information.
(202) 401-9373 · Federal resource · Mon-Fri 9am-5pm · Visit Website