We don't work for Microsoft.
If you paid for a Retail license for XP at some time:
To contact Microsoft Support:
What can we help you with?
https://support.microsoft.com/en-us
Contact support
http://windows.microsoft.com/en-us/windows/contact-support
Also: https://partner.support.services.microsoft.com/en-au/contact/menu/software/windows/setup/
"Microsoft office locations around the world"
https://www.microsoft.com/en-us/worldwide.aspx
"Global Customer Service phone numbers"
https://support.microsoft.com/en-au/help/13948/global-customer-service-phone-numbers
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