Robinhood typically calls you back within 30 minutes +𝟏-918-708-1933 after you request a phone calhttps://realreview.proboards.com/thread/620/coinbase-offer-hour-customer-service
https://realreview.proboards.com/thread/622/coinbase-24-hours-trade-dayl through the app. The exact wait time may +𝟏-918-708-1933 vary depending on the volume of requests.