You can call toll-free 1 (800) 669-9777. If you believe your rights may have been violated, we encourage you to report housing discrimination.If your complaint involves a possible violation of the Fair Housing Act, the specialist will assist you in filing an official housing discrimination complaint. Answer: You can file a complaint right online! Or you can call the Housing Discrimination Hotline: (800) 669-9777. What is the contact information so I can file a complaint? In this section, learn about common forms of housing discrimination and what they can look like. How to file a housing discrimination complaint ; When should you file a complaint? If you believe you have been discriminated against, the Fair Housing Program can help. You can complete our online request form here.