Contact details for users not showing first name, last name and mobile number

Question

Users are created using Office 365 Admin Center. When the users were created following data is entered:

-First name

-Last name

-Mobile number

After the user is created i see only the "Display name" for the user in Manage Contact details page. The other data which was entered during creation of the is not showing up. After manually entering the missing data the Manage Contact information is correct.