I'm glad you came here, john135
There are several reports available in QuickBooks Online that allows you to view all the purchase orders. Among these are the following:
- Open Purchase Order List - This report shows PO's grouped by vendor.
- Open Purchase Order Detail - This report shows PO's grouped and it's details including total, received, and balance quantities and amounts.
- Transaction List by Vendor - This report shows all transaction grouped by vendor. You can customize this report to show only a specific transactions like Purchase Order.

To give you an example on how to pull up one of these reports, here's how:
- Go to Reports.
- Under Expenses and vendors, choose your preferred report (Open Purchase Order List, Open Purchase Order Detail or Transaction List by Vendor).
- Filter the dates and other information by clicking the Customize button.
- Hit Run report.
I’ve also got these articles to learn more about managing reports in QuickBooks Online:
If you have other questions, just let me know. I'm always happy to assist you further. Have a great day ahead.