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 UTC offset of 6 hours earlier than Coordinated Universal Time. This time is observed in Central Standard Time in North America (including Mexico), as well as in Mountain Daylight Time.
As standard time (Northern Hemisphere winter)
Central Standard Time
Central Standard Time 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, Tennessee, most of Texas
- western portions of Florida, Indiana, Kentucky, Michigan
(except Baja California, Baja California Sur, Chihuahua, Nayarit, Sinaloa, and Sonora)
As standard time (Southern Hemisphere winter)
As daylight saving time (Northern Hemisphere summer)
Mountain Daylight Time
As standard time (all year round)
- ^ http://wordnetweb.princeton.edu/perl/webwn?s=cst&o2=&o0=1&o7=&o5=&o1=1&o6=&o4=&o3=&h=