Emblem:

Country: United States

Capital: Washington

Introduction to time zones & DST in United States

There are totally 9 time zones in United States, four in the mainland, one in Alaska, one in Howaii, and the other three in oversea territories.

Four time zones in the mainland are: Eastern Standard TimeCentral Standard TimeMountain Standard TimePacific Standard Time

Daylight Saving Time in United States begins on the second Sunday in March, and ends on the first Sunday of November. Take 2017 as an example, United States observes DST on March 12th, and ends on November 5th.

It is worth nothing that, some parts of United States don't observe Daylight Saving Time, including most of Arizona except the Navajo Nation Community, Howaii, American Samoa, Guam, Puerto Rico and the U.S. Virgin Islands.

DST periods of United States (2020 ~ 2021)

Year Date Type
2020 2020-3-8 Start of DST
2020-11-1 End of DST

Time zones currently being used in United States

United States is currently using 8 time zones SST HST AKST PST MST CST EST AST

Offset Time Zone Example City Current Time
UTC -11:00 SST Pago Pago 15:07 Fri, 2020-12-04
UTC -10:00 HST Honolulu 16:07 Fri, 2020-12-04
UTC -09:00 AKST Anchorage 17:07 Fri, 2020-12-04
UTC -08:00 PST Los Angeles 18:07 Fri, 2020-12-04
UTC -07:00 MST Phoenix 19:07 Fri, 2020-12-04
UTC -06:00 CST Chicago 20:07 Fri, 2020-12-04
UTC -05:00 EST New York City 21:07 Fri, 2020-12-04
UTC -04:00 AST Ponce 22:07 Fri, 2020-12-04

Time zones to be used in United States

Offset Time Zone Commences
UTC -09:00 HDT 2021-03-14
UTC -08:00 AKDT 2021-03-14
UTC -07:00 PDT 2021-03-14
UTC -06:00 MDT 2021-03-14
UTC -05:00 CDT 2021-03-14
UTC -04:00 EDT 2021-03-14

Time of Cities in United States

SST (UTC -11:00)

City Time
Pago Pago 15:07 Fri, 2020-12-04

HST (UTC -10:00)

City Time
Honolulu 16:07 Fri, 2020-12-04
Hilo 16:07 Fri, 2020-12-04
City Time
Adak, Alaska 16:07 Fri, 2020-12-04

AKST (UTC -09:00)

City Time
Anchorage 17:07 Fri, 2020-12-04
Fairbanks 17:07 Fri, 2020-12-04
Juneau, Alaska 17:07 Fri, 2020-12-04
Sitka, Alaska 17:07 Fri, 2020-12-04
Valdez 17:07 Fri, 2020-12-04
City Time
Nome, Alaska 17:07 Fri, 2020-12-04
Seward 17:07 Fri, 2020-12-04
Metlakatla, Alaska 17:07 Fri, 2020-12-04
Yakutat 17:07 Fri, 2020-12-04

PST (UTC -08:00)

City Time
Los Angeles 18:07 Fri, 2020-12-04
San diego 18:07 Fri, 2020-12-04
San Diego 18:07 Fri, 2020-12-04
San Jose 18:07 Fri, 2020-12-04
San Gabriel 18:07 Fri, 2020-12-04
San Francisco 18:07 Fri, 2020-12-04
Seattle 18:07 Fri, 2020-12-04
Portland 18:07 Fri, 2020-12-04
Las Vegas 18:07 Fri, 2020-12-04
Fresno 18:07 Fri, 2020-12-04
Sacramento 18:07 Fri, 2020-12-04
Long Beach 18:07 Fri, 2020-12-04
Oakland 18:07 Fri, 2020-12-04
Bakersfield 18:07 Fri, 2020-12-04
Anaheim 18:07 Fri, 2020-12-04
Santa Ana 18:07 Fri, 2020-12-04
Stockton 18:07 Fri, 2020-12-04
Riverside 18:07 Fri, 2020-12-04
Irvine 18:07 Fri, 2020-12-04
Henderson 18:07 Fri, 2020-12-04
Chula Vista 18:07 Fri, 2020-12-04
North Las Vegas 18:07 Fri, 2020-12-04
Reno 18:07 Fri, 2020-12-04
Paradise 18:07 Fri, 2020-12-04
Fremont 18:07 Fri, 2020-12-04
Santa Clarita 18:07 Fri, 2020-12-04
San Bernardino 18:07 Fri, 2020-12-04
Spokane 18:07 Fri, 2020-12-04
Oxnard 18:07 Fri, 2020-12-04
Fontana 18:07 Fri, 2020-12-04
Modesto 18:07 Fri, 2020-12-04
Tacoma 18:07 Fri, 2020-12-04
Moreno Valley 18:07 Fri, 2020-12-04
Glendale, California 18:07 Fri, 2020-12-04
Huntington Beach 18:07 Fri, 2020-12-04
Garden Grove 18:07 Fri, 2020-12-04
Santa Rosa 18:07 Fri, 2020-12-04
Oceanside 18:07 Fri, 2020-12-04
Ontario 18:07 Fri, 2020-12-04
Rancho Cucamonga 18:07 Fri, 2020-12-04
Vancouver 18:07 Fri, 2020-12-04
Corona 18:07 Fri, 2020-12-04
Lancaster 18:07 Fri, 2020-12-04
Eugene 18:07 Fri, 2020-12-04
Salem 18:07 Fri, 2020-12-04
Elk Grove 18:07 Fri, 2020-12-04
Palmdale 18:07 Fri, 2020-12-04
City Time
Salinas 18:07 Fri, 2020-12-04
Hayward 18:07 Fri, 2020-12-04
Pomona 18:07 Fri, 2020-12-04
Torrance 18:07 Fri, 2020-12-04
Escondido 18:07 Fri, 2020-12-04
Sunnyvale 18:07 Fri, 2020-12-04
Pasadena 18:07 Fri, 2020-12-04
Orange 18:07 Fri, 2020-12-04
Fullerton 18:07 Fri, 2020-12-04
Thousand Oaks 18:07 Fri, 2020-12-04
Simi Valley 18:07 Fri, 2020-12-04
Bellevue 18:07 Fri, 2020-12-04
Concord 18:07 Fri, 2020-12-04
Santa Clara 18:07 Fri, 2020-12-04
City of Vallejo 18:07 Fri, 2020-12-04
City of Berkeley 18:07 Fri, 2020-12-04
Downey 18:07 Fri, 2020-12-04
Costa Mesa 18:07 Fri, 2020-12-04
Inglewood 18:07 Fri, 2020-12-04
Ventura 18:07 Fri, 2020-12-04
West Covina 18:07 Fri, 2020-12-04
Norwalk 18:07 Fri, 2020-12-04
Burbank 18:07 Fri, 2020-12-04
Daly City 18:07 Fri, 2020-12-04
Santa Maria,CA 18:07 Fri, 2020-12-04
Santa Maria 18:07 Fri, 2020-12-04
Newport beach 18:07 Fri, 2020-12-04
Palo alto 18:07 Fri, 2020-12-04
Monterey Park 18:07 Fri, 2020-12-04
Hacienda Heights 18:07 Fri, 2020-12-04
Rowland Heights 18:07 Fri, 2020-12-04
San jose 18:07 Fri, 2020-12-04
Menlo Park 18:07 Fri, 2020-12-04
Monterey 18:07 Fri, 2020-12-04
Elko 18:07 Fri, 2020-12-04
Morro Bay 18:07 Fri, 2020-12-04
Mountain View 18:07 Fri, 2020-12-04
Mammoth Lakes 18:07 Fri, 2020-12-04
Sausalito 18:07 Fri, 2020-12-04
Solvang 18:07 Fri, 2020-12-04
Big sur 18:07 Fri, 2020-12-04
Lake tahoe 18:07 Fri, 2020-12-04
Big bear lake 18:07 Fri, 2020-12-04
Mojave 18:07 Fri, 2020-12-04
Camarillo 18:07 Fri, 2020-12-04
City of El Monte 18:07 Fri, 2020-12-04

MST (UTC -07:00)

City Time
Phoenix 19:07 Fri, 2020-12-04
El Paso 19:07 Fri, 2020-12-04
Denver 19:07 Fri, 2020-12-04
Las Vegas NM 19:07 Fri, 2020-12-04
Albuquerque 19:07 Fri, 2020-12-04
Tucson 19:07 Fri, 2020-12-04
Colorado springs 19:07 Fri, 2020-12-04
Mesa 19:07 Fri, 2020-12-04
Colorado Springs 19:07 Fri, 2020-12-04
Aurora 19:07 Fri, 2020-12-04
Chandler 19:07 Fri, 2020-12-04
Glendale, Arizona 19:07 Fri, 2020-12-04
Scottsdale 19:07 Fri, 2020-12-04
Gilbert 19:07 Fri, 2020-12-04
Boise 19:07 Fri, 2020-12-04
Salt Lake City 19:07 Fri, 2020-12-04
Tempe 19:07 Fri, 2020-12-04
Peoria 19:07 Fri, 2020-12-04
City Time
Fort Collins 19:07 Fri, 2020-12-04
Lakewood 19:07 Fri, 2020-12-04
West Valley City 19:07 Fri, 2020-12-04
Provo 19:07 Fri, 2020-12-04
Missoula 19:07 Fri, 2020-12-04
West Jordan 19:07 Fri, 2020-12-04
Pueblo 19:07 Fri, 2020-12-04
City of Arvada 19:07 Fri, 2020-12-04
City of Westminster 19:07 Fri, 2020-12-04
Billings 19:07 Fri, 2020-12-04
Boulder 19:07 Fri, 2020-12-04
Santa fe 19:07 Fri, 2020-12-04
Idaho Falls 19:07 Fri, 2020-12-04
Bozeman 19:07 Fri, 2020-12-04
Moab 19:07 Fri, 2020-12-04
Panguitch 19:07 Fri, 2020-12-04
Flagstaff 19:07 Fri, 2020-12-04
Kanab 19:07 Fri, 2020-12-04

CST (UTC -06:00)

City Time
Chicago 20:07 Fri, 2020-12-04
Kansas City metropolitan area 20:07 Fri, 2020-12-04
Houston 20:07 Fri, 2020-12-04
San Antonio 20:07 Fri, 2020-12-04
Dallas 20:07 Fri, 2020-12-04
Austin 20:07 Fri, 2020-12-04
Fort Worth 20:07 Fri, 2020-12-04
Nashville 20:07 Fri, 2020-12-04
Memphis 20:07 Fri, 2020-12-04
Milwaukee 20:07 Fri, 2020-12-04
Oklahoma City 20:07 Fri, 2020-12-04
Omaha 20:07 Fri, 2020-12-04
Tulsa 20:07 Fri, 2020-12-04
New Orleans 20:07 Fri, 2020-12-04
Minneapolis 20:07 Fri, 2020-12-04
Wichita 20:07 Fri, 2020-12-04
Arlington 20:07 Fri, 2020-12-04
St louis 20:07 Fri, 2020-12-04
St. Louis 20:07 Fri, 2020-12-04
Corpus Christi 20:07 Fri, 2020-12-04
Saint Paul 20:07 Fri, 2020-12-04
Plano 20:07 Fri, 2020-12-04
Lincoln 20:07 Fri, 2020-12-04
Lubbock 20:07 Fri, 2020-12-04
Laredo 20:07 Fri, 2020-12-04
Madison 20:07 Fri, 2020-12-04
Baton Rouge 20:07 Fri, 2020-12-04
Garland 20:07 Fri, 2020-12-04
Irving 20:07 Fri, 2020-12-04
Birmingham 20:07 Fri, 2020-12-04
Montgomery 20:07 Fri, 2020-12-04
Des Moines 20:07 Fri, 2020-12-04
Amarillo 20:07 Fri, 2020-12-04
Shreveport 20:07 Fri, 2020-12-04
Mobile 20:07 Fri, 2020-12-04
City Time
Little Rock 20:07 Fri, 2020-12-04
Brownsville 20:07 Fri, 2020-12-04
Huntsville 20:07 Fri, 2020-12-04
Grand Prairie 20:07 Fri, 2020-12-04
Jackson 20:07 Fri, 2020-12-04
Overland Park 20:07 Fri, 2020-12-04
Springfield, Missouri 20:07 Fri, 2020-12-04
Sioux Falls 20:07 Fri, 2020-12-04
Mesquite 20:07 Fri, 2020-12-04
Clarksville 20:07 Fri, 2020-12-04
Waco 20:07 Fri, 2020-12-04
McAllen 20:07 Fri, 2020-12-04
Topeka 20:07 Fri, 2020-12-04
Carrollton 20:07 Fri, 2020-12-04
Cedar Rapids 20:07 Fri, 2020-12-04
Lafayette 20:07 Fri, 2020-12-04
Beaumont 20:07 Fri, 2020-12-04
Evansville 20:07 Fri, 2020-12-04
Abilene 20:07 Fri, 2020-12-04
Independence 20:07 Fri, 2020-12-04
Norman 20:07 Fri, 2020-12-04
Murfreesboro 20:07 Fri, 2020-12-04
Columbia 20:07 Fri, 2020-12-04
Rochester, Minnesota 20:07 Fri, 2020-12-04
Wichita Falls 20:07 Fri, 2020-12-04
Green Bay 20:07 Fri, 2020-12-04
Davenport 20:07 Fri, 2020-12-04
City of Gary 20:07 Fri, 2020-12-04
Bismarck, North Dakota 20:07 Fri, 2020-12-04
Menominee, Michigan 20:07 Fri, 2020-12-04
Tell City, Indiana 20:07 Fri, 2020-12-04
Beulah, North Dakota 20:07 Fri, 2020-12-04
New Salem, North Dakota 20:07 Fri, 2020-12-04
Rainy River, Ontario 20:07 Fri, 2020-12-04

EST (UTC -05:00)

City Time
New York City 21:07 Fri, 2020-12-04
Atlanta 21:07 Fri, 2020-12-04
Detroit 21:07 Fri, 2020-12-04
Philadelphia 21:07 Fri, 2020-12-04
Bronx 21:07 Fri, 2020-12-04
Jacksonville 21:07 Fri, 2020-12-04
Indianapolis 21:07 Fri, 2020-12-04
Charlotte 21:07 Fri, 2020-12-04
Columbus, Ohio 21:07 Fri, 2020-12-04
Louisville 21:07 Fri, 2020-12-04
Washington 21:07 Fri, 2020-12-04
Boston 21:07 Fri, 2020-12-04
Baltimore 21:07 Fri, 2020-12-04
Raleigh 21:07 Fri, 2020-12-04
Virginia beach 21:07 Fri, 2020-12-04
Miami Beach 21:07 Fri, 2020-12-04
Miami 21:07 Fri, 2020-12-04
Cleveland 21:07 Fri, 2020-12-04
Tampa 21:07 Fri, 2020-12-04
Lexington 21:07 Fri, 2020-12-04
Pittsburgh 21:07 Fri, 2020-12-04
Cincinnati 21:07 Fri, 2020-12-04
Toledo 21:07 Fri, 2020-12-04
Greensboro 21:07 Fri, 2020-12-04
Newark 21:07 Fri, 2020-12-04
Buffalo 21:07 Fri, 2020-12-04
St. Petersburg 21:07 Fri, 2020-12-04
Fort Wayne 21:07 Fri, 2020-12-04
Durham 21:07 Fri, 2020-12-04
Jersey City 21:07 Fri, 2020-12-04
Winston-Salem 21:07 Fri, 2020-12-04
Orlando 21:07 Fri, 2020-12-04
Arlington County 21:07 Fri, 2020-12-04
Hialeah 21:07 Fri, 2020-12-04
Richmond 21:07 Fri, 2020-12-04
Rochester, New York 21:07 Fri, 2020-12-04
Fayetteville 21:07 Fri, 2020-12-04
Yonkers 21:07 Fri, 2020-12-04
Akron 21:07 Fri, 2020-12-04
Augusta 21:07 Fri, 2020-12-04
Grand Rapids 21:07 Fri, 2020-12-04
Columbus, Georgia 21:07 Fri, 2020-12-04
Worcester 21:07 Fri, 2020-12-04
Tallahassee 21:07 Fri, 2020-12-04
Knoxville 21:07 Fri, 2020-12-04
Providence 21:07 Fri, 2020-12-04
City Time
Chattanooga 21:07 Fri, 2020-12-04
City of Cape Coral 21:07 Fri, 2020-12-04
Fort Lauderdale 21:07 Fri, 2020-12-04
City of Pembroke Pines 21:07 Fri, 2020-12-04
Springfield, Massachusetts 21:07 Fri, 2020-12-04
Savannah 21:07 Fri, 2020-12-04
Syracuse 21:07 Fri, 2020-12-04
Bridgeport 21:07 Fri, 2020-12-04
Dayton 21:07 Fri, 2020-12-04
Alexandria 21:07 Fri, 2020-12-04
Warren 21:07 Fri, 2020-12-04
New Haven 21:07 Fri, 2020-12-04
Sterling Heights 21:07 Fri, 2020-12-04
Columbia, South Carolina 21:07 Fri, 2020-12-04
Stamford 21:07 Fri, 2020-12-04
Elizabeth 21:07 Fri, 2020-12-04
Hartford 21:07 Fri, 2020-12-04
Coral Springs 21:07 Fri, 2020-12-04
Allentown 21:07 Fri, 2020-12-04
Charleston 21:07 Fri, 2020-12-04
Athens 21:07 Fri, 2020-12-04
Lansing 21:07 Fri, 2020-12-04
Ann Arbor 21:07 Fri, 2020-12-04
City of Lowell 21:07 Fri, 2020-12-04
Cambridge 21:07 Fri, 2020-12-04
Manchester 21:07 Fri, 2020-12-04
Waterbury 21:07 Fri, 2020-12-04
Clearwater 21:07 Fri, 2020-12-04
Miami Gardens 21:07 Fri, 2020-12-04
Flint 21:07 Fri, 2020-12-04
South Bend 21:07 Fri, 2020-12-04
Livonia 21:07 Fri, 2020-12-04
Charlottesville 21:07 Fri, 2020-12-04
Annapolis 21:07 Fri, 2020-12-04
New London 21:07 Fri, 2020-12-04
Vincennes, Indiana 21:07 Fri, 2020-12-04
Florida City 21:07 Fri, 2020-12-04
Monticello, Kentucky 21:07 Fri, 2020-12-04
Knox, Indiana 21:07 Fri, 2020-12-04
Cape Cod 21:07 Fri, 2020-12-04
Winamac, Indiana 21:07 Fri, 2020-12-04
Vevay, Indiana 21:07 Fri, 2020-12-04
Ocean city 21:07 Fri, 2020-12-04
Marengo, Indiana 21:07 Fri, 2020-12-04
Niagara falls 21:07 Fri, 2020-12-04

AST (UTC -04:00)

City Time
Ponce 22:07 Fri, 2020-12-04