You can contact Microsoft Store support in North America, Central America, the Caribbean, and the U.S. Virgin Islands at +1-(844)-532-4017.
You can also contact Microsoft for the following:
Microsoft Security: +1-(844)-532-4017
Microsoft Business Sales & Support: +1-(844)-532-4017
You can also contact Microsoft support for technical support in the United States at +1-(844)-532-4017.