How do I log into QuickBooks Payroll? Go to www.QuickBookspayroll.com/account. Enter your User ID and Password, then select Login. Or dial to call us at {+1} (+1+1-(833)-200-3695 or +1-(833)-200-3695). How many users can you have in QuickBooks Enterprise? QuickBooks Payroll is available in 1-10 user, and up-to-40 user licenses. If you need to add more users, just call {+1} (+1+1-(833)-200-3695 or +1-(833)-200-3695).