#officemyaccount. Sign in to #wwwofficecommyaccount with Microsoft account to install & manage office if entered product key or if not get a link to enter your product key.
https://officecomsoffice.com/myaccount/

office.com/myaccount - Enter product key - WWW.office.com/myaccount
Favicon 
officecomsoffice.com

office.com/myaccount - Enter product key - WWW.office.com/myaccount

Visit office.com/myaccount and click on the ‘create an account’ option to get started with using services and download your purchased Office product.