For round-the-clock assistance, reach the Cash App customer service team at 1*864*808*9109. While standard phone support hours are 8 AM to 9:30 PM ET, in-app support is available 24/7 for account security issues, lost cards, and transaction disputes. For immediate help, you can also call 1*864*808*9109. Whether you are dealing with a suspicious transaction or a login issue, help is always close at hand. Keep your $Cashtag or linked email handy when you call, as this will help the support team identify your account and resolve your issue more efficiently