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 (2019 ~ 2020)

Year Date Type
2019 2019-3-10 Start of DST
2019-11-3 End of DST
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 10 time zones SST HST HDT AKDT MST PDT MDT CDT AST EDT

Offset Time Zone Example City Current Time
UTC -11:00 SST Pago Pago 06:54 Sun, 2019-08-25
UTC -10:00 HST Honolulu 07:54 Sun, 2019-08-25
UTC -09:00 HDT Adak, Alaska 08:54 Sun, 2019-08-25
UTC -08:00 AKDT Anchorage 09:54 Sun, 2019-08-25
UTC -07:00 MST Phoenix 10:54 Sun, 2019-08-25
UTC -07:00 PDT Los Angeles 10:54 Sun, 2019-08-25
UTC -06:00 MDT El Paso 11:54 Sun, 2019-08-25
UTC -05:00 CDT Chicago 12:54 Sun, 2019-08-25
UTC -04:00 AST Ponce 13:54 Sun, 2019-08-25
UTC -04:00 EDT New York City 13:54 Sun, 2019-08-25

Time zones to be used in United States

Offset Time Zone Commences
UTC -10:00 HST 2019-11-03
UTC -09:00 AKST 2019-11-03
UTC -08:00 PST 2019-11-03
UTC -07:00 MST 2019-11-03
UTC -06:00 CST 2019-11-03
UTC -05:00 EST 2019-11-03

Time of Cities in United States

SST (UTC -11:00)

City Time
Pago Pago 06:54 Sun, 2019-08-25

HST (UTC -10:00)

City Time
Honolulu 07:54 Sun, 2019-08-25
City Time
Hilo 07:54 Sun, 2019-08-25

HDT (UTC -09:00)

City Time
Adak, Alaska 08:54 Sun, 2019-08-25

AKDT (UTC -08:00)

City Time
Anchorage 09:54 Sun, 2019-08-25
Fairbanks 09:54 Sun, 2019-08-25
Juneau, Alaska 09:54 Sun, 2019-08-25
Sitka, Alaska 09:54 Sun, 2019-08-25
Valdez 09:54 Sun, 2019-08-25
City Time
Nome, Alaska 09:54 Sun, 2019-08-25
Seward 09:54 Sun, 2019-08-25
Metlakatla, Alaska 09:54 Sun, 2019-08-25
Yakutat 09:54 Sun, 2019-08-25

MST (UTC -07:00)

City Time
Phoenix 10:54 Sun, 2019-08-25
Tucson 10:54 Sun, 2019-08-25
Mesa 10:54 Sun, 2019-08-25
Chandler 10:54 Sun, 2019-08-25
Glendale, Arizona 10:54 Sun, 2019-08-25
City Time
Scottsdale 10:54 Sun, 2019-08-25
Gilbert 10:54 Sun, 2019-08-25
Tempe 10:54 Sun, 2019-08-25
Peoria 10:54 Sun, 2019-08-25
Flagstaff 10:54 Sun, 2019-08-25

PDT (UTC -07:00)

City Time
Los Angeles 10:54 Sun, 2019-08-25
San diego 10:54 Sun, 2019-08-25
San Diego 10:54 Sun, 2019-08-25
San Jose 10:54 Sun, 2019-08-25
San Gabriel 10:54 Sun, 2019-08-25
San Francisco 10:54 Sun, 2019-08-25
Seattle 10:54 Sun, 2019-08-25
Portland 10:54 Sun, 2019-08-25
Las Vegas 10:54 Sun, 2019-08-25
Fresno 10:54 Sun, 2019-08-25
Sacramento 10:54 Sun, 2019-08-25
Long Beach 10:54 Sun, 2019-08-25
Oakland 10:54 Sun, 2019-08-25
Bakersfield 10:54 Sun, 2019-08-25
Anaheim 10:54 Sun, 2019-08-25
Santa Ana 10:54 Sun, 2019-08-25
Stockton 10:54 Sun, 2019-08-25
Riverside 10:54 Sun, 2019-08-25
Irvine 10:54 Sun, 2019-08-25
Henderson 10:54 Sun, 2019-08-25
Chula Vista 10:54 Sun, 2019-08-25
North Las Vegas 10:54 Sun, 2019-08-25
Reno 10:54 Sun, 2019-08-25
Paradise 10:54 Sun, 2019-08-25
Fremont 10:54 Sun, 2019-08-25
Santa Clarita 10:54 Sun, 2019-08-25
San Bernardino 10:54 Sun, 2019-08-25
Spokane 10:54 Sun, 2019-08-25
Oxnard 10:54 Sun, 2019-08-25
Fontana 10:54 Sun, 2019-08-25
Modesto 10:54 Sun, 2019-08-25
Tacoma 10:54 Sun, 2019-08-25
Moreno Valley 10:54 Sun, 2019-08-25
Glendale, California 10:54 Sun, 2019-08-25
Huntington Beach 10:54 Sun, 2019-08-25
Garden Grove 10:54 Sun, 2019-08-25
Santa Rosa 10:54 Sun, 2019-08-25
Oceanside 10:54 Sun, 2019-08-25
Ontario 10:54 Sun, 2019-08-25
Rancho Cucamonga 10:54 Sun, 2019-08-25
Vancouver 10:54 Sun, 2019-08-25
Corona 10:54 Sun, 2019-08-25
Lancaster 10:54 Sun, 2019-08-25
Eugene 10:54 Sun, 2019-08-25
Salem 10:54 Sun, 2019-08-25
Elk Grove 10:54 Sun, 2019-08-25
Palmdale 10:54 Sun, 2019-08-25
City Time
Salinas 10:54 Sun, 2019-08-25
Hayward 10:54 Sun, 2019-08-25
Pomona 10:54 Sun, 2019-08-25
Torrance 10:54 Sun, 2019-08-25
Escondido 10:54 Sun, 2019-08-25
Sunnyvale 10:54 Sun, 2019-08-25
Pasadena 10:54 Sun, 2019-08-25
Orange 10:54 Sun, 2019-08-25
Fullerton 10:54 Sun, 2019-08-25
Thousand Oaks 10:54 Sun, 2019-08-25
Simi Valley 10:54 Sun, 2019-08-25
Bellevue 10:54 Sun, 2019-08-25
Concord 10:54 Sun, 2019-08-25
Santa Clara 10:54 Sun, 2019-08-25
City of Vallejo 10:54 Sun, 2019-08-25
City of Berkeley 10:54 Sun, 2019-08-25
Downey 10:54 Sun, 2019-08-25
Costa Mesa 10:54 Sun, 2019-08-25
Inglewood 10:54 Sun, 2019-08-25
Ventura 10:54 Sun, 2019-08-25
West Covina 10:54 Sun, 2019-08-25
Norwalk 10:54 Sun, 2019-08-25
Burbank 10:54 Sun, 2019-08-25
Daly City 10:54 Sun, 2019-08-25
Santa Maria,CA 10:54 Sun, 2019-08-25
Santa Maria 10:54 Sun, 2019-08-25
Newport beach 10:54 Sun, 2019-08-25
Palo alto 10:54 Sun, 2019-08-25
Monterey Park 10:54 Sun, 2019-08-25
Hacienda Heights 10:54 Sun, 2019-08-25
Rowland Heights 10:54 Sun, 2019-08-25
San jose 10:54 Sun, 2019-08-25
Menlo Park 10:54 Sun, 2019-08-25
Monterey 10:54 Sun, 2019-08-25
Elko 10:54 Sun, 2019-08-25
Morro Bay 10:54 Sun, 2019-08-25
Mountain View 10:54 Sun, 2019-08-25
Mammoth Lakes 10:54 Sun, 2019-08-25
Sausalito 10:54 Sun, 2019-08-25
Solvang 10:54 Sun, 2019-08-25
Big sur 10:54 Sun, 2019-08-25
Lake tahoe 10:54 Sun, 2019-08-25
Big bear lake 10:54 Sun, 2019-08-25
Mojave 10:54 Sun, 2019-08-25
Camarillo 10:54 Sun, 2019-08-25
City of El Monte 10:54 Sun, 2019-08-25

MDT (UTC -06:00)

City Time
El Paso 11:54 Sun, 2019-08-25
Denver 11:54 Sun, 2019-08-25
Las Vegas NM 11:54 Sun, 2019-08-25
Albuquerque 11:54 Sun, 2019-08-25
Colorado springs 11:54 Sun, 2019-08-25
Colorado Springs 11:54 Sun, 2019-08-25
Aurora 11:54 Sun, 2019-08-25
Boise 11:54 Sun, 2019-08-25
Salt Lake City 11:54 Sun, 2019-08-25
Fort Collins 11:54 Sun, 2019-08-25
Lakewood 11:54 Sun, 2019-08-25
West Valley City 11:54 Sun, 2019-08-25
Provo 11:54 Sun, 2019-08-25
City Time
Missoula 11:54 Sun, 2019-08-25
West Jordan 11:54 Sun, 2019-08-25
Pueblo 11:54 Sun, 2019-08-25
City of Arvada 11:54 Sun, 2019-08-25
City of Westminster 11:54 Sun, 2019-08-25
Billings 11:54 Sun, 2019-08-25
Boulder 11:54 Sun, 2019-08-25
Santa fe 11:54 Sun, 2019-08-25
Idaho Falls 11:54 Sun, 2019-08-25
Bozeman 11:54 Sun, 2019-08-25
Moab 11:54 Sun, 2019-08-25
Panguitch 11:54 Sun, 2019-08-25
Kanab 11:54 Sun, 2019-08-25

CDT (UTC -05:00)

City Time
Chicago 12:54 Sun, 2019-08-25
Kansas City metropolitan area 12:54 Sun, 2019-08-25
Houston 12:54 Sun, 2019-08-25
San Antonio 12:54 Sun, 2019-08-25
Dallas 12:54 Sun, 2019-08-25
Austin 12:54 Sun, 2019-08-25
Fort Worth 12:54 Sun, 2019-08-25
Nashville 12:54 Sun, 2019-08-25
Memphis 12:54 Sun, 2019-08-25
Milwaukee 12:54 Sun, 2019-08-25
Oklahoma City 12:54 Sun, 2019-08-25
Omaha 12:54 Sun, 2019-08-25
Tulsa 12:54 Sun, 2019-08-25
New Orleans 12:54 Sun, 2019-08-25
Minneapolis 12:54 Sun, 2019-08-25
Wichita 12:54 Sun, 2019-08-25
Arlington 12:54 Sun, 2019-08-25
St louis 12:54 Sun, 2019-08-25
St. Louis 12:54 Sun, 2019-08-25
Corpus Christi 12:54 Sun, 2019-08-25
Saint Paul 12:54 Sun, 2019-08-25
Plano 12:54 Sun, 2019-08-25
Lincoln 12:54 Sun, 2019-08-25
Lubbock 12:54 Sun, 2019-08-25
Laredo 12:54 Sun, 2019-08-25
Madison 12:54 Sun, 2019-08-25
Baton Rouge 12:54 Sun, 2019-08-25
Garland 12:54 Sun, 2019-08-25
Irving 12:54 Sun, 2019-08-25
Birmingham 12:54 Sun, 2019-08-25
Montgomery 12:54 Sun, 2019-08-25
Des Moines 12:54 Sun, 2019-08-25
Amarillo 12:54 Sun, 2019-08-25
Shreveport 12:54 Sun, 2019-08-25
Mobile 12:54 Sun, 2019-08-25
City Time
Little Rock 12:54 Sun, 2019-08-25
Brownsville 12:54 Sun, 2019-08-25
Huntsville 12:54 Sun, 2019-08-25
Grand Prairie 12:54 Sun, 2019-08-25
Jackson 12:54 Sun, 2019-08-25
Overland Park 12:54 Sun, 2019-08-25
Springfield, Missouri 12:54 Sun, 2019-08-25
Sioux Falls 12:54 Sun, 2019-08-25
Mesquite 12:54 Sun, 2019-08-25
Clarksville 12:54 Sun, 2019-08-25
Waco 12:54 Sun, 2019-08-25
McAllen 12:54 Sun, 2019-08-25
Topeka 12:54 Sun, 2019-08-25
Carrollton 12:54 Sun, 2019-08-25
Cedar Rapids 12:54 Sun, 2019-08-25
Lafayette 12:54 Sun, 2019-08-25
Beaumont 12:54 Sun, 2019-08-25
Evansville 12:54 Sun, 2019-08-25
Abilene 12:54 Sun, 2019-08-25
Independence 12:54 Sun, 2019-08-25
Norman 12:54 Sun, 2019-08-25
Murfreesboro 12:54 Sun, 2019-08-25
Columbia 12:54 Sun, 2019-08-25
Rochester, Minnesota 12:54 Sun, 2019-08-25
Wichita Falls 12:54 Sun, 2019-08-25
Green Bay 12:54 Sun, 2019-08-25
Davenport 12:54 Sun, 2019-08-25
City of Gary 12:54 Sun, 2019-08-25
Bismarck, North Dakota 12:54 Sun, 2019-08-25
Menominee, Michigan 12:54 Sun, 2019-08-25
Tell City, Indiana 12:54 Sun, 2019-08-25
Beulah, North Dakota 12:54 Sun, 2019-08-25
New Salem, North Dakota 12:54 Sun, 2019-08-25
Rainy River, Ontario 12:54 Sun, 2019-08-25

AST (UTC -04:00)

City Time
Ponce 13:54 Sun, 2019-08-25

EDT (UTC -04:00)

City Time
New York City 13:54 Sun, 2019-08-25
Atlanta 13:54 Sun, 2019-08-25
Detroit 13:54 Sun, 2019-08-25
Philadelphia 13:54 Sun, 2019-08-25
Bronx 13:54 Sun, 2019-08-25
Jacksonville 13:54 Sun, 2019-08-25
Indianapolis 13:54 Sun, 2019-08-25
Charlotte 13:54 Sun, 2019-08-25
Columbus, Ohio 13:54 Sun, 2019-08-25
Louisville 13:54 Sun, 2019-08-25
Washington 13:54 Sun, 2019-08-25
Boston 13:54 Sun, 2019-08-25
Baltimore 13:54 Sun, 2019-08-25
Raleigh 13:54 Sun, 2019-08-25
Virginia beach 13:54 Sun, 2019-08-25
Miami Beach 13:54 Sun, 2019-08-25
Miami 13:54 Sun, 2019-08-25
Cleveland 13:54 Sun, 2019-08-25
Tampa 13:54 Sun, 2019-08-25
Lexington 13:54 Sun, 2019-08-25
Pittsburgh 13:54 Sun, 2019-08-25
Cincinnati 13:54 Sun, 2019-08-25
Toledo 13:54 Sun, 2019-08-25
Greensboro 13:54 Sun, 2019-08-25
Newark 13:54 Sun, 2019-08-25
Buffalo 13:54 Sun, 2019-08-25
St. Petersburg 13:54 Sun, 2019-08-25
Fort Wayne 13:54 Sun, 2019-08-25
Durham 13:54 Sun, 2019-08-25
Jersey City 13:54 Sun, 2019-08-25
Winston-Salem 13:54 Sun, 2019-08-25
Orlando 13:54 Sun, 2019-08-25
Arlington County 13:54 Sun, 2019-08-25
Hialeah 13:54 Sun, 2019-08-25
Richmond 13:54 Sun, 2019-08-25
Rochester, New York 13:54 Sun, 2019-08-25
Fayetteville 13:54 Sun, 2019-08-25
Yonkers 13:54 Sun, 2019-08-25
Akron 13:54 Sun, 2019-08-25
Augusta 13:54 Sun, 2019-08-25
Grand Rapids 13:54 Sun, 2019-08-25
Columbus, Georgia 13:54 Sun, 2019-08-25
Worcester 13:54 Sun, 2019-08-25
Tallahassee 13:54 Sun, 2019-08-25
Knoxville 13:54 Sun, 2019-08-25
Providence 13:54 Sun, 2019-08-25
City Time
Chattanooga 13:54 Sun, 2019-08-25
City of Cape Coral 13:54 Sun, 2019-08-25
Fort Lauderdale 13:54 Sun, 2019-08-25
City of Pembroke Pines 13:54 Sun, 2019-08-25
Springfield, Massachusetts 13:54 Sun, 2019-08-25
Savannah 13:54 Sun, 2019-08-25
Syracuse 13:54 Sun, 2019-08-25
Bridgeport 13:54 Sun, 2019-08-25
Dayton 13:54 Sun, 2019-08-25
Alexandria 13:54 Sun, 2019-08-25
Warren 13:54 Sun, 2019-08-25
New Haven 13:54 Sun, 2019-08-25
Sterling Heights 13:54 Sun, 2019-08-25
Columbia, South Carolina 13:54 Sun, 2019-08-25
Stamford 13:54 Sun, 2019-08-25
Elizabeth 13:54 Sun, 2019-08-25
Hartford 13:54 Sun, 2019-08-25
Coral Springs 13:54 Sun, 2019-08-25
Allentown 13:54 Sun, 2019-08-25
Charleston 13:54 Sun, 2019-08-25
Athens 13:54 Sun, 2019-08-25
Lansing 13:54 Sun, 2019-08-25
Ann Arbor 13:54 Sun, 2019-08-25
City of Lowell 13:54 Sun, 2019-08-25
Cambridge 13:54 Sun, 2019-08-25
Manchester 13:54 Sun, 2019-08-25
Waterbury 13:54 Sun, 2019-08-25
Clearwater 13:54 Sun, 2019-08-25
Miami Gardens 13:54 Sun, 2019-08-25
Flint 13:54 Sun, 2019-08-25
South Bend 13:54 Sun, 2019-08-25
Livonia 13:54 Sun, 2019-08-25
Charlottesville 13:54 Sun, 2019-08-25
Annapolis 13:54 Sun, 2019-08-25
New London 13:54 Sun, 2019-08-25
Vincennes, Indiana 13:54 Sun, 2019-08-25
Florida City 13:54 Sun, 2019-08-25
Monticello, Kentucky 13:54 Sun, 2019-08-25
Knox, Indiana 13:54 Sun, 2019-08-25
Cape Cod 13:54 Sun, 2019-08-25
Winamac, Indiana 13:54 Sun, 2019-08-25
Vevay, Indiana 13:54 Sun, 2019-08-25
Ocean city 13:54 Sun, 2019-08-25
Marengo, Indiana 13:54 Sun, 2019-08-25
Niagara falls 13:54 Sun, 2019-08-25