I hope you're having a productive week, ldimarco.

Let me share some details about location tracking and how it works in QuickBooks Online.

Right now, you're unable to set a location at the customer level. This feature applies to the full transaction and is used to categorise data from different locations, offices, regions, outlets, or departments of the same company. You can browse this article for additional reference: Set up and use location tracking.

To keep the customer list up-to-date, here's what you can do more on their profile: Add and manage customers in QuickBooks Online.

Thank you for posting. I enjoyed responding today. If any other questions arise, please feel free to contact me again here at any time. May your business flourish!