https://helpsupportservices.com/customer-service/venmo

Venmo allows users to transfer money to another user using a mobile phone app. The Venmo customer service number is only within the U.S. This app provides the US user that much of flexibility to get the money transferred in one click, Cash transfer that is been done by the different user in the US is not instantaneous and can be canceled even after the first payment!
This transfer takes one to three business days to become a final transaction. Venmo also provides different services like MasterCard’s, social components and security. Create an account via mobile app and websites then they need to provide basic information and bank account information. After registering for the Venmo the user can search for the recipients of transactions via the phone number! Users can easily link their bank account, debit card or credit card, to their Venmo account.