Hi, Midniteriders12am. While QuickBooks Online (QBO) doesn't have a direct way of setting up a cost center, we can utilize the class or location tracking in the application to represent one.
These features allow you to group and track expenses by department, project, or specific areas within the organization. However, please note that this option is only available for QBO Plus and Advanced plans. Otherwise, you can consider upgrading to the following versions.
Here's how to enable, set up, and assign classes or locations to transactions: