Can I find a sales invoice by searching on invoice number ?

Dear derekforster, thank you for bringing this matter to our attention. Our team at QuickBooks Online (QBO) is committed to ensuring that you have a smooth and hassle-free experience while managing your invoices and other features. 

Certainly, Derek. It is possible to locate a sales invoice by searching for it through the invoice number. We would be delighted to assist you in navigating this process within your QBO account.

Here's how:

1. From your Company file, click on the Magnifying Glass beside the Help menu.
2. Enter the number of the invoice you're looking for.
3. If you find it, you can click it to open it.

You'll want to see the screenshot below for visual reference:
 

For additional reference, you can check this article: How to search for transactions in QuickBooks Online.

Moreover, we'll add some helpful guides for managing invoices and recording payments in QBO. Please refer to the following articles below:

• Create invoices in QuickBooks Online
• Record invoice payments in QuickBooks Online
• Customise invoices, estimates, and sales receipts in QuickBooks Online

Please know that you can always count on us If you have clarification or any other concerns in managing sales transactions in QuickBooks. Stay safe!