The QuickBooks Payroll Support Phone Number is (866.846.7540) or +1-866-846-7540 . This support line is designed to help users with Technical issues, account management, and general queries related to QuickBooks Payroll software. ☛#To contact QuickBooks Payroll support, Follow the prompts to connect with a support agent. Support is available 24/7. call their dedicated phone number at (866-846-7540) or +1-866-846-7540.