UTC−06:00

UTC−06:00
UTC−06:00
Time zone
	World map with the time zone highlighted
UTC offset
UTC	UTC−06:00
Current time
	00:10, 1 November 2024 UTC−06:00 [refresh]
Central meridian
	90 degrees W
Date-time group
	S

UTC−06:00 is an identifier for a time offset from UTC of −06:00. In North America, it is observed in the Central Time Zone during standard time, and in the Mountain Time Zone during the other eight months (see Daylight saving time). Several Latin American countries and a few other places use it year-round.

As standard time (Northern Hemisphere winter)

Principal cities: Mexico City, Chicago, Dallas, Houston, St. Louis, Minneapolis, Austin, Kansas City, San Antonio, Nashville, Milwaukee, Oklahoma City, Winnipeg

North America

CST is standard time in the 6th time zone west of Greenwich, reckoned at the 90th meridian; 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]
- A small enclave of the UTC-6 time zone is followed in the municipality of Bahía de Banderas, Nayarit, due to its strong economic ties with the neighboring municipality of Puerto Vallarta, Jalisco. In most UNIX-like operating systems this area is represented as Americas/Bahia_Banderas.
United States (Central Time Zone)
- Alabama
- 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 westernmost counties
- Wisconsin

As daylight saving time (Northern Hemisphere summer)

Principal cities: Denver, Billings, Boise, Salt Lake City, Albuquerque, El Paso, Edmonton, 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
- Oklahoma
  - Kenton
- 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 (year-round)

Principal cities: Guatemala City, Tegucigalpa, Managua, Belmopan, Belize City, San José, San Salvador

Central America

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

North America

Canada (Central Time Zone)
- Saskatchewan
  - All province except Lloydminster

Oceania

East Pacific

Ecuador
- Galápagos Province

As standard time (Southern Hemisphere winter)

Oceania

East Pacific

Chile
- Easter Island

References

^ "WordNet Search – 3.1". wordnetweb.princeton.edu. Retrieved 9 July 2017.
^ "Ontario Time Zone – Ontario Current Local Time – Daylight Saving Time". TimeTemperature.com. Retrieved 1 February 2015.
^ ^a ^b "Hora Oficial en los Estados Unidos Mexicanos" (in Spanish). Centro Nacional de Metrologîa. 11 November 2010. Retrieved 14 July 2012.
^ ^a ^b ^c ^d "Time Zones of the United States". Statoids. Retrieved 25 August 2012.
^ "Time zone map (spring)" (PDF). Indiana State. 13 March 2011. Retrieved 14 July 2012.
^ "Kentucky County Map". Kentucky Map Collection. Geology.com. Retrieved 6 October 2012.
^ "Michigan Time Zone – Michigan Current Local Time – Daylight Saving Time". TimeTemperature.com. Retrieved 25 August 2012.
^ "Tennessee County Map". Tennessee Map Collection. Geology.com. Retrieved 6 October 2012.
^ "North American time zones: MST – Mountain Standard Time". Time and Date. Retrieved 28 September 2012.
^ New Time Zone in Fort Nelson, timeanddate.com, September 21, 2015.
^ "Canada Time Zone Map". WorldTimeZone.com. Retrieved 9 November 2012.
^ "15 USC § 264 – Part of Idaho in Fourth Zone". Legal Information Institute. Cornell University Law School. Retrieved 15 July 2012.

[1] "WordNet Search – 3.1". wordnetweb.princeton.edu. Retrieved 9 July 2017.

[ttont-2] "Ontario Time Zone – Ontario Current Local Time – Daylight Saving Time". TimeTemperature.com. Retrieved 1 February 2015.

[cenam-3] "Hora Oficial en los Estados Unidos Mexicanos" (in Spanish). Centro Nacional de Metrologîa. 11 November 2010. Retrieved 14 July 2012.

[statoidus-4] "Time Zones of the United States". Statoids. Retrieved 25 August 2012.

[Time_zone_map_spring-5] "Time zone map (spring)" (PDF). Indiana State. 13 March 2011. Retrieved 14 July 2012.

[kentmap-6] "Kentucky County Map". Kentucky Map Collection. Geology.com. Retrieved 6 October 2012.

[ttmich-7] "Michigan Time Zone – Michigan Current Local Time – Daylight Saving Time". TimeTemperature.com. Retrieved 25 August 2012.

[tennmap-8] "Tennessee County Map". Tennessee Map Collection. Geology.com. Retrieved 6 October 2012.

[9] "North American time zones: MST – Mountain Standard Time". Time and Date. Retrieved 28 September 2012.

[bc-10] New Time Zone in Fort Nelson, timeanddate.com, September 21, 2015.

[11] "Canada Time Zone Map". WorldTimeZone.com. Retrieved 9 November 2012.

[cornell-12] "15 USC § 264 – Part of Idaho in Fourth Zone". Legal Information Institute. Cornell University Law School. Retrieved 15 July 2012.

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Standard	DST
GMT−05:00	GMT−04:00	Eastern Time
GMT−05:00 (year round)		Eastern Time
GMT−06:00	GMT−05:00	Central Time
GMT−07:00	GMT−06:00	Mountain Time

	Standard	DST	US time zone
Red	UTC−06:00	UTC−05:00	Central Time
Yellow	UTC−05:00	UTC−04:00	Eastern Time

As standard time (Northern Hemisphere winter)

North America

As daylight saving time (Northern Hemisphere summer)

North America

As standard time (year-round)

Central America

North America

Oceania

East Pacific

As standard time (Southern Hemisphere winter)

Oceania

East Pacific

See also

References