Corporate Information Solution Center

Microsoft Corporation

Hours: 24 hours a day, 7 days a week
Response time: Within 24 hours
E-mail Customer Service

Hours: Always open Hours: Temporarily unavailable
Response time:
Chat with Customer Service

Voice: 1-800-Microsoft (642-7676)
TTY: 1-800-892-5234

Corporate address:
Microsoft Corporation
One Microsoft Way
Redmond, WA 98052-6399
Attn: Customer Service
View Microsoft Worldwide contact information

If your Microsoft software was pre-installed or came with your
computer, you may have support options available through your
computer manufacturer.
View contact information for computer manufacturers