College Fair - Holy Trinity Diocesan High School in Hicksville NY Tweet Cost: FREE Save this Event: iCalendar Google Calendar Yahoo! Calendar Windows Live Calendar Share this Event: Email to a Friend More... Monday, 18 April, 2016 07:00 PM - 09:00 PM College Fair - Holy Trinity Diocesan High School Contact: Admissions Office Phone: 888-727-2686 Website: Click to Visit Categories: Admissions Holy Trinity Diocesan High School 98 Cherry Ln Hicksville, NY 11801-6232 US