Abstract: A method for an interactive voice response system has the steps of customers calling a customer service number using a smart phone,_the app validates incoming calls from customers and provides the registered company's customer service menu to the customer in text form on the customer's display, the Main Menu is displayed and the customer selects from the Main Menu to navigate to a sub menu via page redirection, an application server will look for all open call ports within the dialed company, and if call ports are busy then the mobile application will display the message “Call Waiting” and a queue number for the customer will be displayed along with an average wait time, and once the mobile application finds a free port then the call will be automatically connected and agent name and call related details are displayed.