Click on tab to return FAQs listings. Frequently Asked Questions Topic: District of Columbia Child Support Hours Q:What are the operating hours at the District of Columbia child support office? Our office hours are from 8:15 AM - 4:45 PM Monday through Friday. In an effort to provide better service to you, we also provide extended hours until 6:30 PM on Wednesdays. Q:What are the directions to the District of Columbia child support office? From: - Street - City, State [or Zip]