What are your hours of operation for Live Chat? Testclear Customer Service 2 Updated March 08, 2018 19:51 Follow Live chat is open Monday thru Friday, from 9am to 7pm Pacific Time Zone. All times listed on the site for Pacific Time Zone. Related articles Best Chances of Passing a Hair Test. New Customer Service Help Center UPS was late delivering my package. Can I get a shipping refund? How do you use the Detox Drink? Where are you shipping from? Comments 0 comments Article is closed for comments.