What is Mountain Time Zone?
[[File:timezoneswest.PNG|thumb|right|250px| '''Mountain Standard Time''' (MST) is UTC−7 '''Mountain Daylight Time''' (MDT) is UTC−6]] The '''Mountain Time Zone''' subtracts seven hours from [[Coordinated Universal Time|UTC]] during [[standard time]] (UTC−7) and six hours during [[daylight saving time]] (UTC−6). This [[time zone]] is called '''Mountain Standard Time''' (MST) during standard time ([[Winter]]). It is called '''Mountain Daylight Time''' (MDT) during daylight saving time ([[Summer]]). In the [[United States]] and [[Canada]], this time zone is often just called '''Mountain Time''' (MT). The zone is one hour ahead of the [[Pacific Time Zone]] and one hour behind the [[Central Time Zone]]. The largest city in the Mountain Time Zone is [[Phoenix, Arizona]]. The Phoenix Metropolitan Area is the largest metro area in the zone. ==Places that are in Mountain Time Zone== ===Canada=== In [[Canada]], this time zone includes all of [[Alberta]], the [[Northwest Territories]] (except for [[Tungsten, Northwest Territories|Tungsten]]), the [[Kitikmeot Region]] of [[Nunavut]], part of southeastern and northeastern [[British Columbia]], and the area of [[Saskatchewan]] around the city of [[Lloydminster]]. ===United States=== In the [[United States]], the time zone includes the entire area of the states of [[New Mexico]], [[Wyoming]], [[Utah]], [[Colorado]], and [[Montana]]. It also includes parts of [[Idaho]], [[Oregon]], [[North Dakota]], [[South Dakota]], [[Nebraska]], [[Texas]], [[Kansas]], and [[Nevada]]. ===Mexico=== These [[States of Mexico|states]] are part of the Mountain Time Zone: [[Baja California Sur]], [[Chihuahua (state)|Chihuahua]], [[Nayarit]], [[Sinaloa]], [[Sonora]]. ==Mountain Daylight Time== Daylight saving time occurs from early April to late October. During daylight saving, Central Time Zone is only 6 hours behind Coordinated Universal Time (UTC−6). Most of the locations in Mountain Time Zone observe daylight saving time. A few places do not. These include Sonora and all of Arizona that is n