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UTC−07:00
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<h2 id="as-standard-time-northern-hemisphere-winter">As standard time (Northern Hemisphere winter)</h2> <p>Principal cities: <a href="/facts/Denver/KWUnuDSu">Denver</a>, <a href="/facts/Salt_Lake_City/vDHXskTN">Salt Lake City</a>, <a href="/facts/Edmonton/ePFNJlBN">Edmonton</a>, <a href="/facts/Ciudad_Ju%25C3%25A1rez/HofCcQYd">Ciudad Juárez</a> </p> <h3>North America</h3> <ul><li>Canada (<a href="/facts/Mountain_Time_Zone/vA0CFQKG">Mountain Time Zone</a>)<a class="footnote-ref" id="fnref:1" href="#fn:1"><sup>1</sup></a> <ul><li><a href="/facts/Alberta/PjKJFbJY">Alberta</a></li> <li><a href="/facts/British_Columbia/Ty3e3g1Q">British Columbia</a><a class="footnote-ref" id="fnref:2" href="#fn:2"><sup>2</sup></a> <ul><li>Southeastern communities of <a href="/facts/Cranbrook%2c_British_Columbia/2QC1nIaQ">Cranbrook</a>, <a href="/facts/Golden%2c_British_Columbia/toUPNvHv">Golden</a>, <a href="/facts/Invermere%2c_British_Columbia/jcfA1dFN">Invermere</a> and <a href="/facts/Kimberley%2c_British_Columbia/loe4BuDa">Kimberley</a></li></ul></li> <li><a href="/facts/Northwest_Territories/au0ajf7T">Northwest Territories</a></li> <li><a href="/facts/Nunavut/aFaAad0W">Nunavut</a> <ul><li><a href="/facts/Kitikmeot_Region%2c_Nunavut/reh5gkUS">Kitikmeot Region</a><a class="footnote-ref" id="fnref:3" href="#fn:3"><sup>3</sup></a></li></ul></li> <li><a href="/facts/Saskatchewan/ehkUec57">Saskatchewan</a> <ul><li><a href="/facts/Lloydminster/oxsyQ481">Lloydminster</a></li></ul></li></ul></li> <li>Mexico (near US border with New Mexico & western Texas) <ul><li><a href="/facts/Chihuahua_(state)/FCeDVWL0">Chihuahua</a> <ul><li>Municipalities of <a href="/facts/Janos_Municipality/0dfeGofW">Janos</a>, <a href="/facts/Ascensi%25C3%25B3n_Municipality/IqCa9UIC">Ascensión</a>, <a href="/facts/Ju%25C3%25A1rez_Municipality%2c_Chihuahua/HBmbJhPC">Juárez</a>, <a href="/facts/Pr%25C3%25A1xedis_G._Guerrero_Municipality/j42ooQlM">Práxedis G. Guerrero</a> and <a href="/facts/Guadalupe_Municipality%2c_Chihuahua/PUs5pD2A">Guadalupe</a><a class="footnote-ref" id="fnref:4" href="#fn:4"><sup>4</sup></a></li></ul></li></ul></li> <li>United States (Mountain Time Zone)<a class="footnote-ref" id="fnref:5" href="#fn:5"><sup>5</sup></a> <ul><li><a href="/facts/Arizona/6ayM3swJ">Arizona</a> – <a href="/facts/Navajo_Nation/YQ3R7k1o">Navajo Nation</a> only (most of Arizona uses MST year-round)</li> <li><a href="/facts/Colorado/IgIHrJI5">Colorado</a></li> <li><a href="/facts/Idaho/68ELs9Um">Idaho</a><a class="footnote-ref" id="fnref:6" href="#fn:6"><sup>6</sup></a> <ul><li>South of <a href="/facts/Salmon_River_(Idaho)/luKkQtrn">Salmon River</a></li></ul></li> <li><a href="/facts/Kansas/koenIXmE">Kansas</a> <ul><li>Western counties of <a href="/facts/Greeley_County%2c_Kansas/6MAKd5qx">Greeley</a>, <a href="/facts/Hamilton_County%2c_Kansas/U8VDGGKL">Hamilton</a>, <a href="/facts/Sherman_County%2c_Kansas/2MSdWYhy">Sherman</a> and <a href="/facts/Wallace_County%2c_Kansas/8hUUnrUx">Wallace</a></li></ul></li> <li><a href="/facts/Montana/SHSnTNuG">Montana</a></li> <li><a href="/facts/Nebraska/g9hHfRFU">Nebraska</a> <ul><li>Western counties of <a href="/facts/Cherry_County%2c_Nebraska/2b9PgwS3">Cherry</a> (western part), <a href="/facts/Hooker_County%2c_Nebraska/ptbDpLMC">Hooker</a>, <a href="/facts/Arthur_County%2c_Nebraska/BwAGsxeY">Arthur</a>, <a href="/facts/Keith_County%2c_Nebraska/M68pSzjz">Keith</a>, <a href="/facts/Perkins_County%2c_Nebraska/UIIKsNvh">Perkins</a>, <a href="/facts/Chase_County%2c_Nebraska/nU8QBBW4">Chase</a> and <a href="/facts/Dundy_County%2c_Nebraska/4wpejqDE">Dundy</a>, and all counties to the west of these</li></ul></li> <li><a href="/facts/Nevada/HNWhCrQv">Nevada</a> <ul><li><a href="/facts/West_Wendover%2c_Nevada/dRNgg9fm">West Wendover</a></li></ul></li> <li><a href="/facts/New_Mexico/wosJCGaW">New Mexico</a></li> <li><a href="/facts/North_Dakota/9aNh8gAf">North Dakota</a> <ul><li>Southwestern counties of <a href="/facts/Adams_County%2c_North_Dakota/KvqmwNbH">Adams</a>, <a href="/facts/Billings_County%2c_North_Dakota/8RzgfJJ5">Billings</a>, <a href="/facts/Bowman_County%2c_North_Dakota/Vlk634IY">Bowman</a>, <a href="/facts/Dunn_County%2c_North_Dakota/GXhIsCrG">Dunn</a> (southern part), <a href="/facts/Golden_Valley_County%2c_North_Dakota/zMb8B8px">Golden Valley</a>, <a href="/facts/Grant_County%2c_North_Dakota/4hzVn6SX">Grant</a>, <a href="/facts/Hettinger_County%2c_North_Dakota/TRP8XKXs">Hettinger</a>, <a href="/facts/McKenzie_County%2c_North_Dakota/QhQ8tPvx">McKenzie</a> (southern part), <a href="/facts/Sioux_County%2c_North_Dakota/dUsCJJ5k">Sioux</a> (west of ND route 31), <a href="/facts/Slope_County%2c_North_Dakota/yVYVAB12">Slope</a> and <a href="/facts/Stark_County%2c_North_Dakota/dzDKCvKF">Stark</a></li></ul></li> <li><a href="/facts/Oklahoma/fK28L1a4">Oklahoma</a> <ul><li><a href="/facts/Kenton%2c_Oklahoma/8dT5n3on">Kenton</a></li></ul></li> <li><a href="/facts/Oregon/4Uq446Ko">Oregon</a> <ul><li><a href="/facts/Malheur_County%2c_Oregon/2yxpuCsF">Malheur County</a> (except a small strip in the south)</li></ul></li> <li><a href="/facts/South_Dakota/R51Fbf1t">South Dakota</a> <ul><li>Western counties of <a href="/facts/Corson_County%2c_South_Dakota/QBcUC68R">Corson</a>, <a href="/facts/Dewey_County%2c_South_Dakota/FlTBYNA7">Dewey</a>, <a href="/facts/Stanley_County%2c_South_Dakota/fHeDeWf3">Stanley</a> (western part), <a href="/facts/Jackson_County%2c_South_Dakota/1nBJLMG7">Jackson</a> and <a href="/facts/Bennett_County%2c_South_Dakota/vGnqYpcg">Bennett</a>, and all counties to the west of these</li></ul></li> <li><a href="/facts/Texas/B987WHF0">Texas</a> <ul><li>Western counties of <a href="/facts/Culberson_County%2c_Texas/kFDyjn9Q">Culberson</a> (northwestern part), <a href="/facts/El_Paso_County%2c_Texas/rXpxkFpA">El Paso</a> and <a href="/facts/Hudspeth_County%2c_Texas/WgMepl3a">Hudspeth</a></li></ul></li> <li><a href="/facts/Utah/te7zUyBX">Utah</a></li> <li><a href="/facts/Wyoming/kuKmWryL">Wyoming</a></li></ul></li></ul> <h2 id="as-daylight-saving-time-northern-hemisphere-summer">As daylight saving time (Northern Hemisphere summer)</h2> <p>Principal cities: <a href="/facts/Los_Angeles/pyXpYEX9">Los Angeles</a>, <a href="/facts/Vancouver/rn2AKA1n">Vancouver</a>, <a href="/facts/Tijuana/uEjt4PIa">Tijuana</a> </p> <h3>North America</h3> <ul><li>Canada (<a href="/facts/Pacific_Time_Zone/v04MPIjz">Pacific Time Zone</a>)<a class="footnote-ref" id="fnref:7" href="#fn:7"><sup>7</sup></a> <ul><li>British Columbia <ul><li>Except <a href="/facts/Northern_Rockies_Regional_Municipality/M31leq7K">Northern Rockies Regional Municipality</a>, <a href="/facts/Peace_River_Regional_District/T0slLGCK">Peace River Regional District</a>, and the southeastern communities of Cranbrook, Golden and Invermere<a class="footnote-ref" id="fnref:8" href="#fn:8"><sup>8</sup></a></li></ul></li></ul></li> <li>Mexico <ul><li>Baja California<a class="footnote-ref" id="fnref:9" href="#fn:9"><sup>9</sup></a></li></ul></li> <li>United States (Pacific Time Zone)<a class="footnote-ref" id="fnref:10" href="#fn:10"><sup>10</sup></a> <ul><li><a href="/facts/California/zLW2vdQJ">California</a></li> <li>Idaho <ul><li>North of Salmon River<a class="footnote-ref" id="fnref:11" href="#fn:11"><sup>11</sup></a></li></ul></li> <li>Nevada (except West Wendover)</li> <li>Oregon <ul><li>All of the state except Malheur County (but including a small strip in the south of Malheur)</li></ul></li> <li><a href="/facts/Washington_(state)/7tCrTFnN">Washington</a></li></ul></li></ul> <h2 id="as-standard-time-year-round">As standard time (year-round)</h2> <p>Principal cities: <a href="/facts/Phoenix%2c_Arizona/MFvp5Upw">Phoenix</a>, <a href="/facts/Hermosillo/t8acUYpo">Hermosillo</a> </p> <h3>North America</h3> <ul><li>Canada (Mountain Time Zone) <ul><li>British Columbia<a class="footnote-ref" id="fnref:12" href="#fn:12"><sup>12</sup></a> <ul><li><a href="/facts/Northern_Rockies_Regional_Municipality/M31leq7K">Northern Rockies Regional Municipality</a></li> <li><a href="/facts/Peace_River_Regional_District/T0slLGCK">Peace River Regional District</a></li></ul></li> <li><a href="/facts/Yukon/JAGCCGCW">Yukon</a></li></ul></li> <li>Mexico (<i>Zona Pacifico</i>) <ul><li><a href="/facts/Baja_California_Sur/cyotI1I3">Baja California Sur</a><a class="footnote-ref" id="fnref:13" href="#fn:13"><sup>13</sup></a></li> <li><a href="/facts/Nayarit/jdd96oGP">Nayarit</a> (except the municipality of <a href="/facts/Bah%25C3%25ADa_de_Banderas/X8G0daYu">Bahía de Banderas</a>)</li> <li><a href="/facts/Sinaloa/4R5k6PWo">Sinaloa</a></li> <li><a href="/facts/Sonora/cmLLIFR9">Sonora</a></li></ul></li> <li>United States (Mountain Time Zone) <ul><li>Arizona, except the Arizona Navajo Nation, which observes DST</li></ul></li></ul> <h2 id="external-links">External links</h2> <ul><li> Media related to UTC−07:00 at Wikimedia Commons</li></ul> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>"North American time zones: MST – Mountain Standard Time". Time and Date. Retrieved 28 September 2012. <a href="http://www.timeanddate.com/library/abbreviations/timezones/na/mst.html" target="_blank">http://www.timeanddate.com/library/abbreviations/timezones/na/mst.html</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>New Time Zone in Fort Nelson, timeanddate.com, September 21, 2015. <a href="http://www.timeanddate.com/news/time/fort-nelson-canada-time-zone.html" target="_blank">http://www.timeanddate.com/news/time/fort-nelson-canada-time-zone.html</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> <li id="fn:3"><p>"Canada Time Zone Map". WorldTimeZone.com. Retrieved 9 November 2012. <a href="http://www.worldtimezone.com/time-canada24.php" target="_blank">http://www.worldtimezone.com/time-canada24.php</a> <a href="#fnref:3" class="footnote-back-ref">↩</a></p></li> <li id="fn:4"><p>"Hora Oficial en los Estados Unidos Mexicanos" (in Spanish). Centro Nacional de Metrologîa. 2 April 2023. Retrieved 21 October 2023. <a href="http://www.cenam.mx/hora_oficial/default2.aspx" target="_blank">http://www.cenam.mx/hora_oficial/default2.aspx</a> <a href="#fnref:4" class="footnote-back-ref">↩</a></p></li> <li id="fn:5"><p>"Time Zones of the United States". Statoids. Retrieved 25 August 2012. <a href="http://www.statoids.com/tus.html" target="_blank">http://www.statoids.com/tus.html</a> <a href="#fnref:5" class="footnote-back-ref">↩</a></p></li> <li id="fn:6"><p>"15 USC § 264 – Part of Idaho in Fourth Zone". Legal Information Institute. Cornell University Law School. Retrieved 15 July 2012. <a href="https://www.law.cornell.edu/uscode/text/15/264" target="_blank">https://www.law.cornell.edu/uscode/text/15/264</a> <a href="#fnref:6" class="footnote-back-ref">↩</a></p></li> <li id="fn:7"><p>"North American time zones: PST – Pacific Standard Time". Time and Date. Retrieved 28 September 2012. <a href="http://www.timeanddate.com/library/abbreviations/timezones/na/pst.html" target="_blank">http://www.timeanddate.com/library/abbreviations/timezones/na/pst.html</a> <a href="#fnref:7" class="footnote-back-ref">↩</a></p></li> <li id="fn:8"><p>New Time Zone in Fort Nelson, timeanddate.com, September 21, 2015. <a href="http://www.timeanddate.com/news/time/fort-nelson-canada-time-zone.html" target="_blank">http://www.timeanddate.com/news/time/fort-nelson-canada-time-zone.html</a> <a href="#fnref:8" class="footnote-back-ref">↩</a></p></li> <li id="fn:9"><p>"Hora Oficial en los Estados Unidos Mexicanos" (in Spanish). Centro Nacional de Metrologîa. 2 April 2023. Retrieved 21 October 2023. <a href="http://www.cenam.mx/hora_oficial/default2.aspx" target="_blank">http://www.cenam.mx/hora_oficial/default2.aspx</a> <a href="#fnref:9" class="footnote-back-ref">↩</a></p></li> <li id="fn:10"><p>"Time Zones of the United States". Statoids. Retrieved 25 August 2012. <a href="http://www.statoids.com/tus.html" target="_blank">http://www.statoids.com/tus.html</a> <a href="#fnref:10" class="footnote-back-ref">↩</a></p></li> <li id="fn:11"><p>"15 USC § 264 – Part of Idaho in Fourth Zone". Legal Information Institute. Cornell University Law School. Retrieved 15 July 2012. <a href="https://www.law.cornell.edu/uscode/text/15/264" target="_blank">https://www.law.cornell.edu/uscode/text/15/264</a> <a href="#fnref:11" class="footnote-back-ref">↩</a></p></li> <li id="fn:12"><p>New Time Zone in Fort Nelson, timeanddate.com, September 21, 2015. <a href="http://www.timeanddate.com/news/time/fort-nelson-canada-time-zone.html" target="_blank">http://www.timeanddate.com/news/time/fort-nelson-canada-time-zone.html</a> <a href="#fnref:12" class="footnote-back-ref">↩</a></p></li> <li id="fn:13"><p>"Hora Oficial en los Estados Unidos Mexicanos" (in Spanish). Centro Nacional de Metrologîa. 2 April 2023. Retrieved 21 October 2023. <a href="http://www.cenam.mx/hora_oficial/default2.aspx" target="_blank">http://www.cenam.mx/hora_oficial/default2.aspx</a> <a href="#fnref:13" class="footnote-back-ref">↩</a></p></li> </ol>