Hello how may I help you? Hi, I have a question regarding time zones. Sure, I can help with that. What would you like to know? How many time zones are in the United States? The US has six different time zones. Which time zone is Denver, Colorado in? Denver is in Mountain Daylight Time, currently. What about Los Angeles, California? Los Angeles is in Pacific Daylight Time. Great thank you. No problem, is there anything else I can help you with? No that is it, thank you. Great, glad I could help.