List of time offsets by U.S. state and territory

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Map of U.S. time zones with new CST and EST areas displayed

This is a list of the time offsets by U.S. states and territories, and the District of Columbia. For more about the time zones of the U.S. see time in the United States.

Most states are entirely contained within one time zone. However, some states are in two time zones, due to geographical, socio-political or economic reasons.

States, territories, etc.[edit]

State
Time Offsets
DST
Details
Map
 Alabama UTC−06:00 CT Yes Central Standard Time (Phenix City observes Eastern time on a de facto basis)
 Alaska UTC−09:00 AKT Yes Most of state: UTC−09 AKST Alaska Standard Time
UTC−10:00 HT Aleutian Islands (west of 169°30' W): UTC−10:00 HST Hawaii-Aleutian Standard Time
 American Samoa UTC−11:00 ST No Samoa Standard Time
 Arizona UTC−07:00 MT Part Mountain Standard Time. Except for the Navajo Nation, Arizona does not observe DST.
Baker Island UTC−12:00 No International Date Line West
 Arkansas UTC−06:00 CT Yes Central
 California UTC−08:00 PT Yes Pacific Standard Time
 Colorado UTC−07:00 MT Yes Mountain
 Connecticut UTC−05:00 ET Yes Eastern Standard Time
 Delaware UTC−05:00 ET Yes Eastern
 District of Columbia UTC−05:00 ET Yes Eastern
 Florida UTC−05:00 ET Yes Big Bend and peninsula regions east of the Apalachicola River along with the portion of Gulf County south of the Intracoastal Waterway: UTC−05:00 EST Eastern Standard Time
UTC hue4map USA-FL.svg
UTC−06:00 CT Florida Panhandle West of the Apalachicola River except for the portion of Gulf County south of the Intracoastal Waterway: UTC−06:00 CST Central Standard Time
Georgia (U.S. state) Georgia UTC−05:00 ET Yes Eastern
 Guam UTC+10:00 ChT No Chamorro Standard Time
 Hawaii UTC−10:00 HT No Hawaii-Aleutian
Howland Island UTC−12:00 No International Date Line West
 Idaho UTC−07:00 MT Yes Most of state: UTC−07:00 MST Mountain Standard Time (A legislative error in 1918 in the Calder Act seemingly put this area at UTC−06:00 CST, and was corrected by Congress in 2007.[1] 15 U.S.C. ch. 6, § 264. (MST has been observed since 1918.)
UTC hue4map USA-ID.svg
UTC−08:00 PT North of the Salmon River, that is between the Oregon state border and the Idaho County/Lemhi County border; west of the Idaho County/Lemhi County border, that is between the Salmon River and the Montana state border: UTC−08:00 PST Pacific Standard Time
 Illinois UTC−06:00 CT Yes Central
 Indiana UTC−05:00 ET Yes Most of state: UTC−05:00 EST Eastern Standard Time
UTC hue4map USA-IN.svg
UTC−06:00 CT Northwest and southwest corners: UTC−06:00 CST Central Standard Time (See Time in Indiana for more information)
 Iowa UTC−06:00 CT Yes Central
Jarvis Island UTC−11:00 ST No Samoa
 Johnston Atoll UTC−10:00 HT No Hawaii-Aleutian
 Kansas UTC−06:00 CT Yes Most of state: UTC−06:00 CST Central Standard Time UTC hue4map USA-KS.svg
UTC−07:00 MT Greeley, Hamilton, Sherman and Wallace counties: UTC−07:00 MST Mountain Standard Time
 Kentucky UTC−05:00 ET Yes Eastern 60% of state: UTC−05:00 EST Eastern Standard Time Kentucky time zones.svg
UTC−06:00 CT Western 40% of state: UTC−06:00 CST Central Standard Time
Kingman Reef UTC−11:00 ST No Samoa
 Louisiana UTC−06:00 CT Yes Central
 Maine UTC−05:00 ET Yes Eastern
 Maryland UTC−05:00 ET Yes Eastern
 Massachusetts UTC−05:00 ET Yes Eastern
 Michigan UTC−05:00 ET Yes Most of state: UTC−05:00 EST Eastern Standard Time
UTC−06:00 CT Upper Peninsula counties bordering Wisconsin: UTC−06:00 CST Central Standard Time
 Midway Atoll UTC−11:00 ST No Samoa
 Minnesota UTC−06:00 CT Yes Central
 Mississippi UTC−06:00 CT Yes Central
 Missouri UTC−06:00 CT Yes Central
 Montana UTC−07:00 MT Yes Mountain
 Navassa Island UTC−04:00 AT No Atlantic
 Nebraska UTC−06:00 CT Yes Most of state: UTC−06:00 CST Central Standard Time
UTC−07:00 MT Nebraska Panhandle, counties with Colorado as a western boundary, and the western Sand Hills: UTC−07:00 MST Mountain Standard Time
 Nevada UTC−07:00 MT Yes West Wendover city limits: UTC−07:00 MST Mountain Standard Time
UTC−08:00 PT Most of state: UTC−08:00 PST Pacific Standard Time
 New Hampshire UTC−05:00 ET Yes Eastern
 New Jersey UTC−05:00 ET Yes Eastern
 New Mexico UTC−07:00 MT Yes Mountain
New York (state) New York UTC−05:00 ET Yes Eastern
 North Carolina UTC−05:00 ET Yes Eastern
  North Dakota UTC−06:00 CT Yes Most of state: UTC−06:00 CST Central Standard Time
UTC−07:00 MT West of the Missouri River (except Morton and Oliver counties, and parts of Dunn, McKenzie, and Sioux counties: UTC−07:00 MST Mountain Standard Time
Northern Mariana Islands Northern Mariana Islands UTC+10:00 ChT No Chamorro
 Ohio UTC−05:00 ET Yes Eastern
 Oklahoma UTC−06:00 CT Yes Central (Kenton observes Mountain time on a de facto basis)
 Oregon UTC−07:00 MT Yes Northern 80% of Malheur County: UTC−07:00 MST Mountain Standard Time
UTC hue4map US-OR.svg
UTC−08:00 PT Most of state: UTC−08:00 PST Pacific Standard Time
 Palmyra Atoll UTC−11:00 ST No Samoa
 Pennsylvania UTC−05:00 ET Yes Eastern
 Puerto Rico UTC−04:00 AT No Atlantic Standard Time
 Rhode Island UTC−05:00 ET Yes Eastern
 South Carolina UTC−05:00 ET Yes Eastern
 South Dakota UTC−06:00 CT Yes Eastern half of state: UTC−06:00 CST Central Standard Time
UTC−07:00 MT Western half of state: UTC−07:00 MST Mountain Standard Time
 Tennessee UTC−05:00 ET Yes East Tennessee, except Marion County: UTC−05:00 EST Eastern Standard Time
UTC−06:00 CT Most of state: UTC−06:00 CST Central Standard Time
 Texas UTC−06:00 CT Yes Most of state: UTC−06:00 CST Central Standard Time
UTC−07:00 MT El Paso and Hudspeth counties: UTC−07:00 MST Mountain Standard Time
 Utah UTC−07:00 MT Yes Mountain
 Vermont UTC−05:00 ET Yes Eastern
United States Virgin Islands Virgin Islands (U.S.) UTC−04:00 AT No Atlantic
 Virginia UTC−05:00 ET Yes Eastern
 Wake Island UTC+12:00 No Wake Island Time Zone
Washington (state) Washington UTC−08:00 PT Yes Pacific
 West Virginia UTC−05:00 ET Yes Eastern
 Wisconsin UTC−06:00 CT Yes Central
 Wyoming UTC−07:00 MT Yes Mountain

See also[edit]

References[edit]

External links[edit]