Microsoft Corporation Customer Service Phone Number & Contact Information
Looking for the best way to contact Microsoft Corporation and reach a live agent? Find the official primary customer service phone number and direct contact details. Get fast help with account inquiries, billing, technical support, and general assistance from a live representative.
Editorial note: DialIndex curates publicly listed customer service contact details and links back to official company websites when available. Always verify time-sensitive details on the official source before calling.
Last verified: 16 Mar 2026
How to Contact Microsoft Corporation
Microsoft is a global technology powerhouse that dominates the professional and personal computing landscape. Its ecosystem is built on the ubiquitous Windows operating system and the Microsoft 365 suite (formerly Office). In 2026, the company continues to lead in cloud computing with Azure and has become a pioneer in consumer and enterprise AI through its deep integration of Copilot across all software services. Beyond software, Microsoft is a major player in gaming with Xbox and professional networking through LinkedIn.
The main listed Microsoft Corporation customer service number on this page is +1 800 936 5900. DialIndex also organizes additional support contact details by department so users can choose the most relevant phone line before they call.
This page currently lists 7 support phone numbers across 6 departments and links back to microsoft.com when an official website is available. Always verify urgent or time-sensitive contact details on the official source.
Microsoft Corporation Customer Service Phone Numbers
Microsoft Corporation has 7 customer service phone numbers across 6 departments for billing, technical support, account help, and general assistance.
| Phone Line | Phone |
|---|---|
| Business Conduct Hotline | |
Ethics & Compliance | |
| Corporate Headquarters | |
Main Switchboard | |
| Disability Answer Desk | |
Accessibility Support | Mon-Fri 7am-11pm, Sat-Sun 8am-7pm CST |
| Global Customer Support | |
Microsoft Store Support | Daily 5am-9pm PST |
Technical Support | Daily 5am-9pm PST |
| Microsoft Business Sales | |
Business Sales & Support | Mon-Fri 6am-6pm PST |
| Microsoft Business Support | |
Business Support | Technical Support: 24/7, Billing: Mon-Fri 9am-5pm PST |
Microsoft Corporation Customer Service FAQ
You can contact Microsoft customer support by calling their main technical support line at +1 800 642 7676. Alternatively, you can use the 'Get Help' app on Windows or visit support.microsoft.com to chat with an agent or request a callback.