1. North Dakota Child Support Division — Free
State agency responsible for establishment, enforcement, and modification of child support orders across North Dakota, including paternity establishment and interstate case coordination. The Bismarck office is open Mon-Fri 8am-5pm at 1600 E Century Ave. Call (701) 328-3582 to open or update a case. Bring photo ID, Social Security numbers for you and the child, existing court orders, and recent pay stubs.
(701) 328-3582 · 1600 E Century Ave Suite 7, Bismarck, ND 58503 · Mon-Fri 8am-5pm · Visit Website
2. Federal Office of Child Support Enforcement — Free
Federal clearinghouse providing policy guidance, parent education, and interstate coordination for North Dakota child support cases crossing state lines. Reach the D.C. office Mon-Fri 9am-5pm at (202) 401-9373 or use the acf.hhs.gov/css site for self-service tools. Useful for fathers with orders issued in another state. Have case numbers, state of origin, and the children's information ready when you call.
(202) 401-9373 · Federal resource · Mon-Fri 9am-5pm · Visit Website
3. National Child Support Enforcement Association — Free
National membership association offering fathers plain-language resources on child support rights, enforcement processes, and modification procedures applicable in North Dakota. The Washington D.C. office is open Mon-Fri 9am-5pm at (202) 624-8180. Visit ncsea.org for guides and member directories. Useful before filing a modification request. Have your current order, income information, and case number ready when you reach out.
(202) 624-8180 · National resource · Mon-Fri 9am-5pm · Visit Website