Greyhound Help Desk If the Username and Password do not work, ask: Your Instructor or contact help desk support. For 24/7 helpdesk support, call (844)-292-3213, or complete the helpdesk form below, with your information, including an alternate email address and a description of the issue you are experiencing. Then click Submit. Name* First Last Year of Birth* Last 4 of your SSN - XXXX* Email* Reason for your helpdesk request?*