The toll free 800 phone number for Intuit GoPayment is 866-970-3120. Contact an Intuit GoPayment sales representative by dialing their toll free phone number then pressing 1 when prompted. New customers can signup for merchant services and receive a free GoPayment credit card reader. GoPayment is also known as QuickBooks Payments. Those who are subsribers to merchant services from Intuit will be entitled to use the GoPayment credit card readers on a countless number of devices including Android and iOS smartphones. Accept credit card payments when you call GoPayment at their toll free telephone number. Existing customers can contact their customer support and service department by dialing the telephone number shown. All calls are toll free and will connect you with an Intuit GoPayment and QuickBooks Payments representative who can help you signup for merchant services and receive the free credit card reader hardware.