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Holiday Schedule

Please be advised that Exostar's office will have limited hours on Monday, July 4th, 2022 in observance of the Independence Day. Exostar phone support will open from 3:00 AM EST to 12:00 PM EST. Chat and the Inbound proofing line will be closed. Exostar Support will resume on Tuesday, July 5th, 2022. Thank you for your patience and understanding.

Login Issues - Clear your Browser Cache

If you are having issues logging in or receive a login error, you may need to clear your cache server or cookies.  To learn how to clear your cache for different browsers, please click this helpful link: clear your browser


Chat is available Monday to Friday 
6:00 AM – 6:00 PM EST 
Chat support may not be open based on availability.

Language translation is available through Google translator in Chat for over 20 different languages.






Need Support?

You can reach our Customer Support team by creating an online case, start a chat or by calling one of the numbers listed below.

  • USA & World-Wide Phone:  +1 703-793-7800 
  • United Kingdom Phone:  0203 3007093
  • Australia: +61 2 8073 8383

If you create an online case form below, please include the Product, Issue, and a detailed description of your issue in the Message field. If you are receiving an error message, please attach a screen shot with your case to help us more quickly identify the issue.

Healthcare and Life Sciences on MyExostar
Please note that customers of the Healthcare and Life Sciences industries need to reach out to their Tier 1 support.  To find the correct contact information, please click here and click on the appropriate customer logo.


Customer Support Form


IMPORTANT! Please click SUBMIT only ONCE. The screen may not change for up to 10 seconds before displaying a confirmation. Clicking again will result in duplicate cases.