Customer Service

If you're a registered user and you need to change your address or transfer your Mathematica license to a different computer system, our knowledgeable and friendly Customer Service staff is available to help you from from 8 a.m. to 5 p.m., US Central Time.

Change of Address

If you move and want to continue receiving updates about Mathematica, including upgrade notices and MathUser, Wolfram Research's newsletter about Mathematica, you can send us your name, Mathematica license number, organization, department, new address, telephone number, fax number, and electronic mail address to:
Fax: 217-398-0747
Telephone: 217-398-5151
Email: register@wri.com
Mail: Wolfram Research, Inc., 100 Trade Center Drive, Champaign, IL 61820-7237

System Transfers

To transfer your Mathematica license to another computer system or CPU, you must complete a System Transfer Application and pay a nominal system transfer fee. To receive an application, please send a request to Wolfram Research at:
Fax: 217-398-0747
Telephone: 217-398-5151
Email: register@wri.com
Mail: Wolfram Research, Inc., 100 Trade Center Drive, Champaign, IL 61820-7237