UTC−06:00

UTC−06:00 makes clocks six hours earlier than Greenwich Mean Time.

These are the places that are on the UTC−06:00 time zone.

As standard time (Northern Hemisphere winter)

Main cities: Chicago, Mexico City, Winnipeg

North America

CST is standard time in the 6th time zone west of Greenwich; used in North America in some parts of Canada, Mexico and the United States.^[1]

•  Canada (Central Time Zone)
  • Manitoba
  • Nunavut
    • Kivalliq Region except Southampton Island (Coral Harbour)
  • Ontario
    • West of 90° west^[2]
•  Mexico
  • All except Baja California, Baja California Sur, Chihuahua, Nayarit, Quintana Roo, Sinaloa and Sonora.^[3]
•  United States (Central Time Zone)
  • Alabama
    • Except for Chambers, Lee, Macon, & Russel counties
  • Arkansas
  • Florida
    • The counties of Bay, Calhoun, Escambia, Holmes, Jackson, Okaloosa, Santa Rosa, Walton, and Washington, and northern Gulf county (panhandle)^[4]
  • Illinois
  • Indiana^[5]
    • Northwestern counties of Jasper, Lake, LaPorte, Newton, Porter and Starke
    • Southwestern counties of Gibson, Perry, Posey, Spencer, Vanderburgh and Warrick
  • Iowa
  • Kansas
    • Entire state except westernmost counties
  • Kentucky
    • The counties of Breckinridge, Grayson, Hart, Green, Adair, Russell and Clinton, and all counties to the west of these^[4][6]
  • Louisiana
  • Michigan^[7]
    • The western counties of Dickinson, Gogebic, Iron and Menominee
  • Minnesota
  • Mississippi
  • Missouri
  • Nebraska
    • Central and eastern Nebraska
  • North Dakota
    • Entire state except southwest
  • Oklahoma
    • Entire state except Kenton
  • South Dakota
    • Eastern half
  • Tennessee
    • Counties located to the west of the counties of Scott, Morgan, Roane, Rhea, and Hamilton^[4][8]
  • Texas
    • All except the most west counties
  • Wisconsin

As daylight saving time (Northern Hemisphere summer)

Main cities: Denver, Calgary, Ciudad Juárez

North America

•  Canada (Mountain Time Zone)^[9]
  • Alberta
  • British Columbia^[10]
    • The south-eastern communities of Cranbrook, Golden and Invermere
  • Northwest Territories
  • Nunavut
    • Kitikmeot Region^[11]
  • Saskatchewan
    • Lloydminster
•  Mexico
  • Baja California Sur, Chihuahua, Nayarit and Sinaloa states^[3]
•  United States (Mountain Time Zone)^[4]
  • Arizona - Navajo Nation only
  • Colorado
  • Idaho^[12]
    • South of Salmon River
  • Kansas
    • The western counties of Greeley, Hamilton, Sherman and Wallace
  • Montana
  • Nebraska
    • The western counties of Cherry (western part), Hooker, Arthur, Keith, Perkins, Chase and Dundy, and all counties to the west of these
  • Nevada
    • West Wendover
  • New Mexico
  • North Dakota
    • The Southwestern counties of Adams, Billings, Bowman, Dunn (southern part), Golden Valley, Grant, Hettinger, McKenzie (southern part), Sioux (west of ND route 31), Slope and Stark
  • Oregon
    • Malheur County (except a small strip in the south)
  • South Dakota
    • The western counties of Corson, Dewey, Stanley (western part), Jackson and Bennett, and all counties to the west of these
  • Texas
    • The western counties of Culberson (northwestern part), El Paso and Hudspeth
  • Utah
  • Wyoming

As standard time (for entire year)

Main cities: Guatemala City, Tegucigalpa, Managua, San José, San Salvador

North America

•  Canada – Central Time Zone
  • Saskatchewan
    • All province except Lloydminster

Central America

•  Belize
•  Costa Rica
•  El Salvador
•  Guatemala
•  Honduras
•  Nicaragua
  • Called Central America Time Zone

East Pacific

•  Ecuador
  • Galápagos Province