To contact QuickBooks Payroll support, you can call their customer service directly at 866-703-4950. This number connects you with QuickBooks experts who can assist you with payroll-related issues, including setup, errors, and troubleshooting. Support is available during their business hours, so be sure to call during that time for immediate assistance. QuickBooks also provides online resources, including FAQs, guides, and community forums, for additional help. For direct support, dial 866-703-4950 to speak with a representative.