In the Import and Export Wizard, select Import from another program or file.From the FILE tab, select Open & Export.When prompted, click Save as, and browse to a location to save the file.Select the export format Outlook CSV format (for importing into Outlook or another application).Select the contact group you wish to export.
If you’ve moved from Google Apps to Office 365, from Google Apps for Work to Office 365 for Business, or you’re just using both email clients and want to have the same contacts in both, you can follow the video above or the instructions below.
If you use Outlook 2013/2016 or the Outlook Web App, it’s easy to import contacts from other email services.