Mexico uses four main time zones: Pacific Standard Time (PST): UTC-8 Mountain Standard Time (MST): UTC-7 Central Standard Time (CST): UTC-6 Eastern Standard Time (EST): UTC-5 (only in some regions, such as Quintana Roo)

Yes, most of Mexico observes Daylight Saving Time. The clocks are set forward by 1 hour in the summer. However, some regions like Sonora and Quintana Roo do not observe DST.

The time difference between Mexico and the United States varies depending on the time zones involved. For example, Mexico City (CST) is 1 hour behind Eastern Standard Time (EST) and the same time as Central Standard Time (CST) in the U.S.

Yes, Mexico shares its time zones with various regions in North America. For example, the Pacific Time Zone (PST) is also used in parts of the western U.S. and Canada, while the Central Time Zone (CST) is shared with several U.S. states and parts of Central America.