A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.
Hello Joe,
If your are look for Exchange Support you will want to go to the Global Admin Center (admin.microsoft.com) and go to the bottom right and open a support ticket.
Get support for Microsoft 365 for business
https://learn.microsoft.com/en-us/microsoft-365/admin/get-help-support?view=o365-worldwide
If this is helpful please accept answer.