The phone number for QuickBooks Payroll Support is +1-866-265-(2764). If you are using QuickBooks Payroll Edition and need assistance or support, you can call this number to get help from their support team. What are the support numbers for Intuit QuickBooks support? The support number for Intuit QuickBooks support is +1-866-265-(2764). You can contact this number for assistance with any Intuit QuickBooks product or service. What is QuickBooks support number for desktops? QuickBooks support number for desktop is +1-866-265-(2764). If you require support specifically for the desktop version of QuickBooks, you can call this number for assistance.