The toll free telephone number to get your Nokia Lumia 520 free credit card reader is 866-970-3120. Call and press 1 to accept credit card payments by signing up for merchant service with Intuit at no cost or obligation. New merchant accounts are inclusive with a GoPayment free credit card reader compatible with the Nokia Lumia 520 Windows smartphone. Mobile credit card payment processing is a breeze with the Nokia Lumia enabled GoPayment free credit card reader. Accept credit card payments anywhere by turning your Nokia Lumia 520 into a wireless credit card reader. Synchronize your mobile credit card transactions with QuickBooks software as an extension to your existing retail point of sale system. The GoPayment free credit card reader also works as a standalone credit card reader. Windows phone mobile credit card readers give an advantage to small business owners who make sales while on the go. Process credit card payments anywhere using your Nokia Lumia 520 Windows smartphone with the reliable GoPayment credit card reader by Intuit. There are no contracts or monthly fees and you will receive free hardware simply by signing up for merchant service.