Robinhood's customer support operates 24/7 at +1(888) 552-9619 or +1-888 552-(9619){USA}. You can also reach them at +1-(888) 552-9619[Direct Support]. While support is always available, stock trading follows market hours (9:30 AM - 4 PM ET weekdays). Cryptocurrency trading is available 24/7 through the platform. Account access and basic functions are always available, but certain features may be limited outside market hours. For urgent issues outside trading hours, the support team can still assist with account access, security concerns, and general inquiries. Response times may vary based on inquiry complexity. The mobile app provides real-time notifications even when markets are closed. Always check the status page for any scheduled maintenance that might affect access.