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 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 21:42 Thu, 2020-04-09
UTC -10:00 HST Honolulu 22:42 Thu, 2020-04-09
UTC -09:00 HDT Adak, Alaska 23:42 Thu, 2020-04-09
UTC -08:00 AKDT Anchorage 00:42 Fri, 2020-04-10
UTC -07:00 MST Phoenix 01:42 Fri, 2020-04-10
UTC -07:00 PDT Los Angeles 01:42 Fri, 2020-04-10
UTC -06:00 MDT El Paso 02:42 Fri, 2020-04-10
UTC -05:00 CDT Chicago 03:42 Fri, 2020-04-10
UTC -04:00 AST Ponce 04:42 Fri, 2020-04-10
UTC -04:00 EDT New York City 04:42 Fri, 2020-04-10

Time zones to be used in United States

Offset Time Zone Commences
UTC -10:00 HST 2020-11-01
UTC -09:00 AKST 2020-11-01
UTC -08:00 PST 2020-11-01
UTC -07:00 MST 2020-11-01
UTC -06:00 CST 2020-11-01
UTC -05:00 EST 2020-11-01

Time of Cities in United States

SST (UTC -11:00)

City Time
Pago Pago 21:42 Thu, 2020-04-09

HST (UTC -10:00)

City Time
Honolulu 22:42 Thu, 2020-04-09
City Time
Hilo 22:42 Thu, 2020-04-09

HDT (UTC -09:00)

City Time
Adak, Alaska 23:42 Thu, 2020-04-09

AKDT (UTC -08:00)

City Time
Anchorage 00:42 Fri, 2020-04-10
Fairbanks 00:42 Fri, 2020-04-10
Juneau, Alaska 00:42 Fri, 2020-04-10
Sitka, Alaska 00:42 Fri, 2020-04-10
Valdez 00:42 Fri, 2020-04-10
City Time
Nome, Alaska 00:42 Fri, 2020-04-10
Seward 00:42 Fri, 2020-04-10
Metlakatla, Alaska 00:42 Fri, 2020-04-10
Yakutat 00:42 Fri, 2020-04-10

MST (UTC -07:00)

City Time
Phoenix 01:42 Fri, 2020-04-10
Tucson 01:42 Fri, 2020-04-10
Mesa 01:42 Fri, 2020-04-10
Chandler 01:42 Fri, 2020-04-10
Glendale, Arizona 01:42 Fri, 2020-04-10
City Time
Scottsdale 01:42 Fri, 2020-04-10
Gilbert 01:42 Fri, 2020-04-10
Tempe 01:42 Fri, 2020-04-10
Peoria 01:42 Fri, 2020-04-10
Flagstaff 01:42 Fri, 2020-04-10

PDT (UTC -07:00)

City Time
Los Angeles 01:42 Fri, 2020-04-10
San diego 01:42 Fri, 2020-04-10
San Diego 01:42 Fri, 2020-04-10
San Jose 01:42 Fri, 2020-04-10
San Gabriel 01:42 Fri, 2020-04-10
San Francisco 01:42 Fri, 2020-04-10
Seattle 01:42 Fri, 2020-04-10
Portland 01:42 Fri, 2020-04-10
Las Vegas 01:42 Fri, 2020-04-10
Fresno 01:42 Fri, 2020-04-10
Sacramento 01:42 Fri, 2020-04-10
Long Beach 01:42 Fri, 2020-04-10
Oakland 01:42 Fri, 2020-04-10
Bakersfield 01:42 Fri, 2020-04-10
Anaheim 01:42 Fri, 2020-04-10
Santa Ana 01:42 Fri, 2020-04-10
Stockton 01:42 Fri, 2020-04-10
Riverside 01:42 Fri, 2020-04-10
Irvine 01:42 Fri, 2020-04-10
Henderson 01:42 Fri, 2020-04-10
Chula Vista 01:42 Fri, 2020-04-10
North Las Vegas 01:42 Fri, 2020-04-10
Reno 01:42 Fri, 2020-04-10
Paradise 01:42 Fri, 2020-04-10
Fremont 01:42 Fri, 2020-04-10
Santa Clarita 01:42 Fri, 2020-04-10
San Bernardino 01:42 Fri, 2020-04-10
Spokane 01:42 Fri, 2020-04-10
Oxnard 01:42 Fri, 2020-04-10
Fontana 01:42 Fri, 2020-04-10
Modesto 01:42 Fri, 2020-04-10
Tacoma 01:42 Fri, 2020-04-10
Moreno Valley 01:42 Fri, 2020-04-10
Glendale, California 01:42 Fri, 2020-04-10
Huntington Beach 01:42 Fri, 2020-04-10
Garden Grove 01:42 Fri, 2020-04-10
Santa Rosa 01:42 Fri, 2020-04-10
Oceanside 01:42 Fri, 2020-04-10
Ontario 01:42 Fri, 2020-04-10
Rancho Cucamonga 01:42 Fri, 2020-04-10
Vancouver 01:42 Fri, 2020-04-10
Corona 01:42 Fri, 2020-04-10
Lancaster 01:42 Fri, 2020-04-10
Eugene 01:42 Fri, 2020-04-10
Salem 01:42 Fri, 2020-04-10
Elk Grove 01:42 Fri, 2020-04-10
Palmdale 01:42 Fri, 2020-04-10
City Time
Salinas 01:42 Fri, 2020-04-10
Hayward 01:42 Fri, 2020-04-10
Pomona 01:42 Fri, 2020-04-10
Torrance 01:42 Fri, 2020-04-10
Escondido 01:42 Fri, 2020-04-10
Sunnyvale 01:42 Fri, 2020-04-10
Pasadena 01:42 Fri, 2020-04-10
Orange 01:42 Fri, 2020-04-10
Fullerton 01:42 Fri, 2020-04-10
Thousand Oaks 01:42 Fri, 2020-04-10
Simi Valley 01:42 Fri, 2020-04-10
Bellevue 01:42 Fri, 2020-04-10
Concord 01:42 Fri, 2020-04-10
Santa Clara 01:42 Fri, 2020-04-10
City of Vallejo 01:42 Fri, 2020-04-10
City of Berkeley 01:42 Fri, 2020-04-10
Downey 01:42 Fri, 2020-04-10
Costa Mesa 01:42 Fri, 2020-04-10
Inglewood 01:42 Fri, 2020-04-10
Ventura 01:42 Fri, 2020-04-10
West Covina 01:42 Fri, 2020-04-10
Norwalk 01:42 Fri, 2020-04-10
Burbank 01:42 Fri, 2020-04-10
Daly City 01:42 Fri, 2020-04-10
Santa Maria,CA 01:42 Fri, 2020-04-10
Santa Maria 01:42 Fri, 2020-04-10
Newport beach 01:42 Fri, 2020-04-10
Palo alto 01:42 Fri, 2020-04-10
Monterey Park 01:42 Fri, 2020-04-10
Hacienda Heights 01:42 Fri, 2020-04-10
Rowland Heights 01:42 Fri, 2020-04-10
San jose 01:42 Fri, 2020-04-10
Menlo Park 01:42 Fri, 2020-04-10
Monterey 01:42 Fri, 2020-04-10
Elko 01:42 Fri, 2020-04-10
Morro Bay 01:42 Fri, 2020-04-10
Mountain View 01:42 Fri, 2020-04-10
Mammoth Lakes 01:42 Fri, 2020-04-10
Sausalito 01:42 Fri, 2020-04-10
Solvang 01:42 Fri, 2020-04-10
Big sur 01:42 Fri, 2020-04-10
Lake tahoe 01:42 Fri, 2020-04-10
Big bear lake 01:42 Fri, 2020-04-10
Mojave 01:42 Fri, 2020-04-10
Camarillo 01:42 Fri, 2020-04-10
City of El Monte 01:42 Fri, 2020-04-10

MDT (UTC -06:00)

City Time
El Paso 02:42 Fri, 2020-04-10
Denver 02:42 Fri, 2020-04-10
Las Vegas NM 02:42 Fri, 2020-04-10
Albuquerque 02:42 Fri, 2020-04-10
Colorado springs 02:42 Fri, 2020-04-10
Colorado Springs 02:42 Fri, 2020-04-10
Aurora 02:42 Fri, 2020-04-10
Boise 02:42 Fri, 2020-04-10
Salt Lake City 02:42 Fri, 2020-04-10
Fort Collins 02:42 Fri, 2020-04-10
Lakewood 02:42 Fri, 2020-04-10
West Valley City 02:42 Fri, 2020-04-10
Provo 02:42 Fri, 2020-04-10
City Time
Missoula 02:42 Fri, 2020-04-10
West Jordan 02:42 Fri, 2020-04-10
Pueblo 02:42 Fri, 2020-04-10
City of Arvada 02:42 Fri, 2020-04-10
City of Westminster 02:42 Fri, 2020-04-10
Billings 02:42 Fri, 2020-04-10
Boulder 02:42 Fri, 2020-04-10
Santa fe 02:42 Fri, 2020-04-10
Idaho Falls 02:42 Fri, 2020-04-10
Bozeman 02:42 Fri, 2020-04-10
Moab 02:42 Fri, 2020-04-10
Panguitch 02:42 Fri, 2020-04-10
Kanab 02:42 Fri, 2020-04-10

CDT (UTC -05:00)

City Time
Chicago 03:42 Fri, 2020-04-10
Kansas City metropolitan area 03:42 Fri, 2020-04-10
Houston 03:42 Fri, 2020-04-10
San Antonio 03:42 Fri, 2020-04-10
Dallas 03:42 Fri, 2020-04-10
Austin 03:42 Fri, 2020-04-10
Fort Worth 03:42 Fri, 2020-04-10
Nashville 03:42 Fri, 2020-04-10
Memphis 03:42 Fri, 2020-04-10
Milwaukee 03:42 Fri, 2020-04-10
Oklahoma City 03:42 Fri, 2020-04-10
Omaha 03:42 Fri, 2020-04-10
Tulsa 03:42 Fri, 2020-04-10
New Orleans 03:42 Fri, 2020-04-10
Minneapolis 03:42 Fri, 2020-04-10
Wichita 03:42 Fri, 2020-04-10
Arlington 03:42 Fri, 2020-04-10
St louis 03:42 Fri, 2020-04-10
St. Louis 03:42 Fri, 2020-04-10
Corpus Christi 03:42 Fri, 2020-04-10
Saint Paul 03:42 Fri, 2020-04-10
Plano 03:42 Fri, 2020-04-10
Lincoln 03:42 Fri, 2020-04-10
Lubbock 03:42 Fri, 2020-04-10
Laredo 03:42 Fri, 2020-04-10
Madison 03:42 Fri, 2020-04-10
Baton Rouge 03:42 Fri, 2020-04-10
Garland 03:42 Fri, 2020-04-10
Irving 03:42 Fri, 2020-04-10
Birmingham 03:42 Fri, 2020-04-10
Montgomery 03:42 Fri, 2020-04-10
Des Moines 03:42 Fri, 2020-04-10
Amarillo 03:42 Fri, 2020-04-10
Shreveport 03:42 Fri, 2020-04-10
Mobile 03:42 Fri, 2020-04-10
City Time
Little Rock 03:42 Fri, 2020-04-10
Brownsville 03:42 Fri, 2020-04-10
Huntsville 03:42 Fri, 2020-04-10
Grand Prairie 03:42 Fri, 2020-04-10
Jackson 03:42 Fri, 2020-04-10
Overland Park 03:42 Fri, 2020-04-10
Springfield, Missouri 03:42 Fri, 2020-04-10
Sioux Falls 03:42 Fri, 2020-04-10
Mesquite 03:42 Fri, 2020-04-10
Clarksville 03:42 Fri, 2020-04-10
Waco 03:42 Fri, 2020-04-10
McAllen 03:42 Fri, 2020-04-10
Topeka 03:42 Fri, 2020-04-10
Carrollton 03:42 Fri, 2020-04-10
Cedar Rapids 03:42 Fri, 2020-04-10
Lafayette 03:42 Fri, 2020-04-10
Beaumont 03:42 Fri, 2020-04-10
Evansville 03:42 Fri, 2020-04-10
Abilene 03:42 Fri, 2020-04-10
Independence 03:42 Fri, 2020-04-10
Norman 03:42 Fri, 2020-04-10
Murfreesboro 03:42 Fri, 2020-04-10
Columbia 03:42 Fri, 2020-04-10
Rochester, Minnesota 03:42 Fri, 2020-04-10
Wichita Falls 03:42 Fri, 2020-04-10
Green Bay 03:42 Fri, 2020-04-10
Davenport 03:42 Fri, 2020-04-10
City of Gary 03:42 Fri, 2020-04-10
Bismarck, North Dakota 03:42 Fri, 2020-04-10
Menominee, Michigan 03:42 Fri, 2020-04-10
Tell City, Indiana 03:42 Fri, 2020-04-10
Beulah, North Dakota 03:42 Fri, 2020-04-10
New Salem, North Dakota 03:42 Fri, 2020-04-10
Rainy River, Ontario 03:42 Fri, 2020-04-10

AST (UTC -04:00)

City Time
Ponce 04:42 Fri, 2020-04-10

EDT (UTC -04:00)

City Time
New York City 04:42 Fri, 2020-04-10
Atlanta 04:42 Fri, 2020-04-10
Detroit 04:42 Fri, 2020-04-10
Philadelphia 04:42 Fri, 2020-04-10
Bronx 04:42 Fri, 2020-04-10
Jacksonville 04:42 Fri, 2020-04-10
Indianapolis 04:42 Fri, 2020-04-10
Charlotte 04:42 Fri, 2020-04-10
Columbus, Ohio 04:42 Fri, 2020-04-10
Louisville 04:42 Fri, 2020-04-10
Washington 04:42 Fri, 2020-04-10
Boston 04:42 Fri, 2020-04-10
Baltimore 04:42 Fri, 2020-04-10
Raleigh 04:42 Fri, 2020-04-10
Virginia beach 04:42 Fri, 2020-04-10
Miami Beach 04:42 Fri, 2020-04-10
Miami 04:42 Fri, 2020-04-10
Cleveland 04:42 Fri, 2020-04-10
Tampa 04:42 Fri, 2020-04-10
Lexington 04:42 Fri, 2020-04-10
Pittsburgh 04:42 Fri, 2020-04-10
Cincinnati 04:42 Fri, 2020-04-10
Toledo 04:42 Fri, 2020-04-10
Greensboro 04:42 Fri, 2020-04-10
Newark 04:42 Fri, 2020-04-10
Buffalo 04:42 Fri, 2020-04-10
St. Petersburg 04:42 Fri, 2020-04-10
Fort Wayne 04:42 Fri, 2020-04-10
Durham 04:42 Fri, 2020-04-10
Jersey City 04:42 Fri, 2020-04-10
Winston-Salem 04:42 Fri, 2020-04-10
Orlando 04:42 Fri, 2020-04-10
Arlington County 04:42 Fri, 2020-04-10
Hialeah 04:42 Fri, 2020-04-10
Richmond 04:42 Fri, 2020-04-10
Rochester, New York 04:42 Fri, 2020-04-10
Fayetteville 04:42 Fri, 2020-04-10
Yonkers 04:42 Fri, 2020-04-10
Akron 04:42 Fri, 2020-04-10
Augusta 04:42 Fri, 2020-04-10
Grand Rapids 04:42 Fri, 2020-04-10
Columbus, Georgia 04:42 Fri, 2020-04-10
Worcester 04:42 Fri, 2020-04-10
Tallahassee 04:42 Fri, 2020-04-10
Knoxville 04:42 Fri, 2020-04-10
Providence 04:42 Fri, 2020-04-10
City Time
Chattanooga 04:42 Fri, 2020-04-10
City of Cape Coral 04:42 Fri, 2020-04-10
Fort Lauderdale 04:42 Fri, 2020-04-10
City of Pembroke Pines 04:42 Fri, 2020-04-10
Springfield, Massachusetts 04:42 Fri, 2020-04-10
Savannah 04:42 Fri, 2020-04-10
Syracuse 04:42 Fri, 2020-04-10
Bridgeport 04:42 Fri, 2020-04-10
Dayton 04:42 Fri, 2020-04-10
Alexandria 04:42 Fri, 2020-04-10
Warren 04:42 Fri, 2020-04-10
New Haven 04:42 Fri, 2020-04-10
Sterling Heights 04:42 Fri, 2020-04-10
Columbia, South Carolina 04:42 Fri, 2020-04-10
Stamford 04:42 Fri, 2020-04-10
Elizabeth 04:42 Fri, 2020-04-10
Hartford 04:42 Fri, 2020-04-10
Coral Springs 04:42 Fri, 2020-04-10
Allentown 04:42 Fri, 2020-04-10
Charleston 04:42 Fri, 2020-04-10
Athens 04:42 Fri, 2020-04-10
Lansing 04:42 Fri, 2020-04-10
Ann Arbor 04:42 Fri, 2020-04-10
City of Lowell 04:42 Fri, 2020-04-10
Cambridge 04:42 Fri, 2020-04-10
Manchester 04:42 Fri, 2020-04-10
Waterbury 04:42 Fri, 2020-04-10
Clearwater 04:42 Fri, 2020-04-10
Miami Gardens 04:42 Fri, 2020-04-10
Flint 04:42 Fri, 2020-04-10
South Bend 04:42 Fri, 2020-04-10
Livonia 04:42 Fri, 2020-04-10
Charlottesville 04:42 Fri, 2020-04-10
Annapolis 04:42 Fri, 2020-04-10
New London 04:42 Fri, 2020-04-10
Vincennes, Indiana 04:42 Fri, 2020-04-10
Florida City 04:42 Fri, 2020-04-10
Monticello, Kentucky 04:42 Fri, 2020-04-10
Knox, Indiana 04:42 Fri, 2020-04-10
Cape Cod 04:42 Fri, 2020-04-10
Winamac, Indiana 04:42 Fri, 2020-04-10
Vevay, Indiana 04:42 Fri, 2020-04-10
Ocean city 04:42 Fri, 2020-04-10
Marengo, Indiana 04:42 Fri, 2020-04-10
Niagara falls 04:42 Fri, 2020-04-10