Technical support for Office 365 Dedicated

To reach technical support for Microsoft Office 365 Dedicated (O365-D), formerly BPOS-D and ITAR, use the telephone numbers in the tables in this article to contact Microsoft Online Services Support.

Be aware that Office 365 Dedicated and ITAR are distinct service offerings. For support through other service offerings, including Office 365 Enterprise, Office 365 Small Business, and Office 365 Education, or if you're unsure about which service you're subscribed to, please check the Support for Microsoft Office 365 page.
O365-D support phone numbers
Use the number that corresponds to the country from which you're calling.

Country Toll-freeLocal
Denmark 80347602 38322753
Japan 0120 984630 0364042874
Switzerland 0800 001 449 0227614087
United Kingdom 0800 032 3138 0203 450 5647
United States (877) 9MOSSUP
(877) 966-7787 
(425) 706-7732
O365-D/ITAR support phone numbers
Country Toll-free Local
United States  (408) 352-9290 
Properties

Article ID: 2573289 - Last Review: 03/07/2016 18:56:00 - Revision: 21.0

Microsoft Business Productivity Online Dedicated, Microsoft Business Productivity Online Suite Federal

  • vkbportal226 kbnoindex kbnosurvey KB2573289
Feedback