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

Last updated

Map of U.S. time zones with new CST and EST areas displayed. Some U.S. time zones, such as the Samoa Time Zone, are not on this map. US-Timezones.svg
Map of U.S. time zones with new CST and EST areas displayed. Some U.S. time zones, such as the Samoa Time Zone, are not on this map.

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

Contents

Most states are located entirely within one time zone. However, some states are located in two time zones for geographic, socio-political, or economic reasons.

States, federal district and territories

State
federal district
or territory
Time Offsets
DST
Details
Map
Flag of Alabama.svg Alabama UTC−06:00 CTYes Central Standard Time (Phenix City observes Eastern time on a de facto basis)
Flag of Alaska.svg Alaska UTC−09:00 AKTYesMost of state: UTC−09:00 AKST Alaska Standard Time
UTC−10:00 HT Aleutian Islands (west of 169°30' W): UTC−10:00 HST Hawaii–Aleutian Standard Time
Flag of American Samoa.svg American Samoa UTC−11:00 STNo Samoa Standard Time
Flag of Arizona.svg Arizona UTC−07:00 MTPart Mountain Standard Time. Except for the Navajo Nation, Arizona does not observe DST.
Flag of Arkansas.svg Arkansas UTC−06:00 CTYesCentral
Flag of California.svg California UTC−08:00 PTYes Pacific Standard Time
Flag of Colorado.svg Colorado UTC−07:00 MTYesMountain
Flag of Connecticut.svg Connecticut UTC−05:00 ETYes Eastern Standard Time
Flag of Delaware.svg Delaware UTC−05:00 ETYesEastern
Flag of Washington, D.C.svg District of Columbia UTC−05:00 ETYesEastern
Flag of Florida.svg Florida UTC−05:00 ETYes 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
Flag of Georgia (U.S. state).svg Georgia UTC−05:00 ETYesEastern
Flag of Guam.svg Guam UTC+10:00 ChTNo Chamorro Standard Time
Flag of Hawaii.svg Hawaii UTC−10:00 HTNoHawaii–Aleutian
Flag of Idaho.svg Idaho UTC−07:00 MTYesMost of state: UTC−07:00 MST Mountain Standard Time (A legislative error in 1923 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 1923.
UTC hue4map USA-ID.svg
UTC−08:00 PTNorth 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
Flag of Illinois.svg Illinois UTC−06:00 CTYesCentral
Flag of Indiana.svg Indiana UTC−05:00 ETYesMost of state: UTC−05:00 EST Eastern Standard Time
Current time zones in Indiana.svg
UTC−06:00 CTNorthwest and southwest corners: UTC−06:00 CST Central Standard Time (See Time in Indiana for more information)
Flag of Iowa.svg Iowa UTC−06:00 CTYesCentral
Flag of Kansas.svg Kansas UTC−06:00 CTYesMost 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
Flag of Kentucky.svg Kentucky UTC−05:00 ETYesEastern 60% of state: UTC−05:00 EST Eastern Standard Time Kentucky time zones.svg
UTC−06:00 CTWestern 40% of state: UTC−06:00 CST Central Standard Time
Flag of Louisiana.svg Louisiana UTC−06:00 CTYesCentral
Flag of Maine.svg Maine UTC−05:00 ETYesEastern
Flag of Maryland.svg Maryland UTC−05:00 ETYesEastern
Flag of Massachusetts.svg Massachusetts UTC−05:00 ETYesEastern
Flag of Michigan.svg Michigan UTC−05:00 ETYesMost of state: UTC−05:00 EST Eastern Standard Time MichiganCSTCounties.svg
UTC−06:00 CTUpper Peninsula counties bordering Wisconsin: UTC−06:00 CST Central Standard Time
Flag of Minnesota.svg Minnesota UTC−06:00 CTYesCentral
Flag of Mississippi.svg Mississippi UTC−06:00 CTYesCentral
Flag of Missouri.svg Missouri UTC−06:00 CTYesCentral
Flag of Montana.svg Montana UTC−07:00 MTYesMountain
Flag of Nebraska.svg Nebraska UTC−06:00 CTYesMost 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
Flag of Nevada.svg Nevada UTC−07:00 MTYes West Wendover city limits: UTC−07:00 MST Mountain Standard Time
UTC−08:00 PTMost of state: UTC−08:00 PST Pacific Standard Time
Flag of New Hampshire.svg New Hampshire UTC−05:00 ETYesEastern
Flag of New Jersey.svg New Jersey UTC−05:00 ETYesEastern
Flag of New Mexico.svg New Mexico UTC−07:00 MTYesMountain
Flag of New York.svg New York UTC−05:00 ETYesEastern
Flag of North Carolina.svg North Carolina UTC−05:00 ETYesEastern
Flag of North Dakota.svg North Dakota UTC−06:00 CTYesMost of state: UTC−06:00 CST Central Standard Time North Dakota Counties Observing Mountain Time Zone.svg
UTC−07:00 MTWest of the Missouri River (except Morton and Oliver counties, and parts of Dunn, McKenzie, and Sioux counties: UTC−07:00 MST Mountain Standard Time
Flag of the Northern Mariana Islands.svg Northern Mariana Islands UTC+10:00 ChTNoChamorro
Flag of Ohio.svg Ohio UTC−05:00 ETYesEastern
Flag of Oklahoma.svg Oklahoma UTC−06:00 CTYesCentral (Kenton observes Mountain time on a de facto basis)
Flag of Oregon.svg Oregon UTC−07:00 MTYesNorthern 80% of Malheur County: UTC−07:00 MST Mountain Standard Time
UTC hue4map US-OR.svg
UTC−08:00 PTMost of state: UTC−08:00 PST Pacific Standard Time
Flag of Pennsylvania.svg Pennsylvania UTC−05:00 ETYesEastern
Flag of Puerto Rico.svg Puerto Rico UTC−04:00 ATNo Atlantic Standard Time
Flag of Rhode Island.svg Rhode Island UTC−05:00 ETYesEastern
Flag of South Carolina.svg South Carolina UTC−05:00 ETYesEastern
Flag of South Dakota.svg South Dakota UTC−06:00 CTYesEastern half of state: UTC−06:00 CST Central Standard Time
UTC−07:00 MTWestern half of state: UTC−07:00 MST Mountain Standard Time
Flag of Tennessee.svg Tennessee UTC−05:00 ETYes East Tennessee, except Bledsoe, Cumberland, and Marion Counties: UTC−05:00 EST Eastern Standard Time
Tennessee time zone county lines.jpg
UTC−06:00 CTMost of state: UTC−06:00 CST Central Standard Time
Flag of Texas.svg Texas UTC−06:00 CTYesMost of state: UTC−06:00 CST Central Standard Time Texas timezones.jpg
UTC−07:00 MT El Paso and Hudspeth counties: UTC−07:00 MST Mountain Standard Time
Flag of the United States.svg U.S. Minor Outlying Islands UTC+12:00
UTC−12:00
UTC−11:00 ST
UTC−10:00 HT
UTC−05:00 ET
No Wake Island: UTC+12:00 (Wake Island Time Zone)
Baker Island and Howland Island: UTC−12:00
Jarvis Island, Kingman Reef, Midway Atoll, and Palmyra Atoll: UTC−11:00 (Samoa Time)
Johnston Atoll: UTC−10:00 (Hawaii–Aleutian Time)
Flag of Utah.svg Utah UTC−07:00 MTYesMountain
Flag of Vermont.svg Vermont UTC−05:00 ETYesEastern
Flag of the United States Virgin Islands.svg U.S. Virgin Islands UTC−04:00 ATNoAtlantic
Flag of Virginia.svg Virginia UTC−05:00 ETYesEastern
Flag of Washington.svg Washington UTC−08:00 PTYesPacific
Flag of West Virginia.svg West Virginia UTC−05:00 ETYesEastern
Flag of Wisconsin.svg Wisconsin UTC−06:00 CTYesCentral
Flag of Wyoming.svg Wyoming UTC−07:00 MTYesMountain

See also

References

  1. United States Congress (November 2010). Congressional Record, V. 153, PT. 4, February 17, 2007 to March 12, 2007. Washington, D.C.: Government Printing Office. ISBN   9780160869761.