Customer Service and Support

Customer Service and Support

Need assistance?

For queries regarding OFFICIAL GUIDES, please contact out customer care. The best way to resolve your support requests is to complete our online support form.

For queries regarding GMAT OFFICIAL GUIDE ONLINE, please visit

To reach customer care by phone:

US: 877-762-2974

Hours: Weekdays, 8:00 A.M. to 8:00 P.M. Eastern Time