Technical support for Office 365 Dedicated


To reach technical support for Microsoft Office 365 Dedicated (O365-D), use the telephone numbers in the following table to contact Microsoft Online Services Support. 

Be aware that Office 365 Dedicated and ITAR are distinct service offerings. For support with other service offerings, including Office 365 Enterprise, Office 365 Small Business, Office 365 Education, or if you are unsure which service that you are subscribed to, please check the Support for Microsoft Office 365 page.

BPOS-D support phone numbers
Use the number that corresponds to the country from which you are calling.

Country Toll free Local
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


BPOS-ITAR support phone numbers
Country Toll free Local
United States  408-352-9290
Note This is a "FAST PUBLISH" article created directly from within the Microsoft support organization. The information contained herein is provided as-is in response to emerging issues. As a result of the speed in making it available, the materials may include typographical errors and may be revised at any time without notice. See Terms of Use for other considerations.
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Article ID: 2573289 - Last Review: 02/26/2015 21:26:00 - Revision: 20.0

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