Robinhood customer service is not available 24 hours a day, but calling １ー(８８８)ー８６０ー２９４８ during business hours gets you prompt service. call １ー(８８８)ー８６０ー２９４８ You can still use the app for support requests, but １ー(８８８)ー８６０ー２９４８ connects you with ...