UTC−06:00 ~ 90 degrees W – all year
Areas in a darker shade use daylight saving time. The base color shows the standard time.
||90 degrees W
|Western border (nautical)
||97.5 degrees W
|Eastern border (nautical)
||82.5 degrees W
|Date-time group (DTG)
UTC−6: Blue (January), Orange (July), Yellow (all year round), Light Blue – Sea areas
UTC−06:00 is a time offset that subtracts 6 hours from Coordinated Universal Time (UTC). In North America, it is observed in the Central Time Zone during standard time, and in the Mountain Time Zone during the other 8 months (see Daylight saving time). Several Latin American countries and a few other places use it year round.
Central Standard Time (Northern Hemisphere winter)
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.
- Alabama, Arkansas, Illinois, Iowa, Louisiana, Minnesota, Mississippi, Missouri, Wisconsin, Oklahoma
- most of Kansas, Nebraska, North Dakota, South Dakota, most of Tennessee, most of Texas
- western portions of Florida, Indiana, Kentucky, Michigan
(except Baja California, Baja California Sur, Chihuahua, Nayarit, Sinaloa, and Sonora)
Mountain Daylight Time (Northern Hemisphere summer)
As standard time (all year round)
Easter Island Standard Time (Southern Hemisphere winter)
- ^ http://wordnetweb.princeton.edu/perl/webwn?s=cst&o2=&o0=1&o7=&o5=&o1=1&o6=&o4=&o3=&h=