How do I find the four main US Timezones? Carolyn Chassaigne May 02, 2017 18:14 The US timezones can be found by searching for these cities: New York (Eastern) Chicago (Central) Denver (Mountain) Los Angeles (Pacific) Related articles What is Yesware's Find a Time tool? What is Send Later? How do I create a CSV in Excel to use with Mail Merge? Why is there a limit of 200 recipients for Mail Merge? Is it possible to change my default reminder time?