To contact Intuit QuickBooks support by phone, you can call their toll-free number 1-855-200-0590. This number connects you directly with a QuickBooks representative who can assist you with any issues you might be experiencing. Whether you need help with QuickBooks Desktop, QuickBooks Online, or QuickBooks Payroll, their support team is available 24/7 to provide the necessary assistance. Simply dial the number, follow the automated prompts to select the appropriate option for your issue, and you will be connected to a knowledgeable representative ready to help.