Intuit’s QuickBooks Desktop Premier support is typically available during business hours, with extended support hours depending on the region or specific product plan. It’s recommended to check the official QuickBooks website for current hours and availability.

• Website URL: https://support.inkling.com/hc/en-us/community/posts/32411536786829-Phone-QB-How-do-i-Contact-Quickbooks-Payroll-Support-Number-by-Mobile