Mountain Standard Time (MST) is a time zone that is used in parts of Canada and the United States. It is 7 hours behind Coordinated Universal Time (UTC) and does not observe Daylight Saving Time. MST is also known as Mountain Time.
The countries that use the Mountain Standard Time zone include the Canadian province of Alberta and the United States states of Arizona, Colorado, Montana, New Mexico, Utah, and Wyoming. These areas are located in the central part of North America, in the Rocky Mountains and the Great Plains. The largest cities in this time zone include Phoenix, Denver, and Albuquerque.
MST is also used in some parts of Mexico, including the states of Baja California and Baja California Sur, as well as the state of Sonora. These areas are located in the northwest part of Mexico, near the border with the United States.
During the summer months, many areas in the Mountain Standard Time zone observe Daylight Saving Time, which is also known as Mountain Daylight Time (MDT). During this time, the clock is set ahead by one hour, and the time becomes 6 hours behind Coordinated Universal Time (UTC).
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