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 (2018 ~ 2019)

Year Date Type
2018 2018-3-11 Start of DST
2018-11-4 End of DST
2019 2019-3-10 Start of DST
2019-11-3 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 04:58 Fri, 2018-04-20
UTC -10:00 HST Honolulu 05:58 Fri, 2018-04-20
UTC -09:00 HDT Adak, Alaska 06:58 Fri, 2018-04-20
UTC -08:00 AKDT Anchorage 07:58 Fri, 2018-04-20
UTC -07:00 MST Phoenix 08:58 Fri, 2018-04-20
UTC -07:00 PDT Los Angeles 08:58 Fri, 2018-04-20
UTC -06:00 MDT El Paso 09:58 Fri, 2018-04-20
UTC -05:00 CDT Chicago 10:58 Fri, 2018-04-20
UTC -04:00 AST Ponce 11:58 Fri, 2018-04-20
UTC -04:00 EDT New York City 11:58 Fri, 2018-04-20

Time zones to be used in United States

Offset Time Zone Commences
UTC -10:00 HST 2018-11-04
UTC -09:00 AKST 2018-11-04
UTC -08:00 PST 2018-11-04
UTC -07:00 MST 2018-11-04
UTC -06:00 CST 2018-11-04
UTC -05:00 EST 2018-11-04

Time of Cities in United States

SST (UTC -11:00)

City Time
Pago Pago 04:58 Fri, 2018-04-20

HST (UTC -10:00)

City Time
Honolulu 05:58 Fri, 2018-04-20
City Time
Hilo 05:58 Fri, 2018-04-20

HDT (UTC -09:00)

City Time
Adak, Alaska 06:58 Fri, 2018-04-20

AKDT (UTC -08:00)

City Time
Anchorage 07:58 Fri, 2018-04-20
Fairbanks 07:58 Fri, 2018-04-20
Juneau, Alaska 07:58 Fri, 2018-04-20
Sitka, Alaska 07:58 Fri, 2018-04-20
Valdez 07:58 Fri, 2018-04-20
City Time
Nome, Alaska 07:58 Fri, 2018-04-20
Seward 07:58 Fri, 2018-04-20
Metlakatla, Alaska 07:58 Fri, 2018-04-20
Yakutat 07:58 Fri, 2018-04-20

MST (UTC -07:00)

City Time
Phoenix 08:58 Fri, 2018-04-20
Tucson 08:58 Fri, 2018-04-20
Mesa 08:58 Fri, 2018-04-20
Chandler 08:58 Fri, 2018-04-20
Glendale, Arizona 08:58 Fri, 2018-04-20
City Time
Scottsdale 08:58 Fri, 2018-04-20
Gilbert 08:58 Fri, 2018-04-20
Tempe 08:58 Fri, 2018-04-20
Peoria 08:58 Fri, 2018-04-20
Flagstaff 08:58 Fri, 2018-04-20

PDT (UTC -07:00)

City Time
Los Angeles 08:58 Fri, 2018-04-20
San diego 08:58 Fri, 2018-04-20
San Diego 08:58 Fri, 2018-04-20
San Jose 08:58 Fri, 2018-04-20
San Gabriel 08:58 Fri, 2018-04-20
San Francisco 08:58 Fri, 2018-04-20
Seattle 08:58 Fri, 2018-04-20
Portland 08:58 Fri, 2018-04-20
Las Vegas 08:58 Fri, 2018-04-20
Fresno 08:58 Fri, 2018-04-20
Sacramento 08:58 Fri, 2018-04-20
Long Beach 08:58 Fri, 2018-04-20
Oakland 08:58 Fri, 2018-04-20
Bakersfield 08:58 Fri, 2018-04-20
Anaheim 08:58 Fri, 2018-04-20
Santa Ana 08:58 Fri, 2018-04-20
Stockton 08:58 Fri, 2018-04-20
Riverside 08:58 Fri, 2018-04-20
Irvine 08:58 Fri, 2018-04-20
Henderson 08:58 Fri, 2018-04-20
Chula Vista 08:58 Fri, 2018-04-20
North Las Vegas 08:58 Fri, 2018-04-20
Reno 08:58 Fri, 2018-04-20
Paradise 08:58 Fri, 2018-04-20
Fremont 08:58 Fri, 2018-04-20
Santa Clarita 08:58 Fri, 2018-04-20
San Bernardino 08:58 Fri, 2018-04-20
Spokane 08:58 Fri, 2018-04-20
Oxnard 08:58 Fri, 2018-04-20
Fontana 08:58 Fri, 2018-04-20
Modesto 08:58 Fri, 2018-04-20
Tacoma 08:58 Fri, 2018-04-20
Moreno Valley 08:58 Fri, 2018-04-20
Glendale, California 08:58 Fri, 2018-04-20
Huntington Beach 08:58 Fri, 2018-04-20
Garden Grove 08:58 Fri, 2018-04-20
Santa Rosa 08:58 Fri, 2018-04-20
Oceanside 08:58 Fri, 2018-04-20
Ontario 08:58 Fri, 2018-04-20
Rancho Cucamonga 08:58 Fri, 2018-04-20
Vancouver 08:58 Fri, 2018-04-20
Corona 08:58 Fri, 2018-04-20
Lancaster 08:58 Fri, 2018-04-20
Eugene 08:58 Fri, 2018-04-20
Salem 08:58 Fri, 2018-04-20
Elk Grove 08:58 Fri, 2018-04-20
Palmdale 08:58 Fri, 2018-04-20
City Time
Salinas 08:58 Fri, 2018-04-20
Hayward 08:58 Fri, 2018-04-20
Pomona 08:58 Fri, 2018-04-20
Torrance 08:58 Fri, 2018-04-20
Escondido 08:58 Fri, 2018-04-20
Sunnyvale 08:58 Fri, 2018-04-20
Pasadena 08:58 Fri, 2018-04-20
Orange 08:58 Fri, 2018-04-20
Fullerton 08:58 Fri, 2018-04-20
Thousand Oaks 08:58 Fri, 2018-04-20
Simi Valley 08:58 Fri, 2018-04-20
Bellevue 08:58 Fri, 2018-04-20
Concord 08:58 Fri, 2018-04-20
Santa Clara 08:58 Fri, 2018-04-20
City of Vallejo 08:58 Fri, 2018-04-20
City of Berkeley 08:58 Fri, 2018-04-20
Downey 08:58 Fri, 2018-04-20
Costa Mesa 08:58 Fri, 2018-04-20
Inglewood 08:58 Fri, 2018-04-20
Ventura 08:58 Fri, 2018-04-20
West Covina 08:58 Fri, 2018-04-20
Norwalk 08:58 Fri, 2018-04-20
Burbank 08:58 Fri, 2018-04-20
Daly City 08:58 Fri, 2018-04-20
Santa Maria,CA 08:58 Fri, 2018-04-20
Santa Maria 08:58 Fri, 2018-04-20
Newport beach 08:58 Fri, 2018-04-20
Palo alto 08:58 Fri, 2018-04-20
Monterey Park 08:58 Fri, 2018-04-20
Hacienda Heights 08:58 Fri, 2018-04-20
Rowland Heights 08:58 Fri, 2018-04-20
San jose 08:58 Fri, 2018-04-20
Menlo Park 08:58 Fri, 2018-04-20
Monterey 08:58 Fri, 2018-04-20
Elko 08:58 Fri, 2018-04-20
Morro Bay 08:58 Fri, 2018-04-20
Mountain View 08:58 Fri, 2018-04-20
Mammoth Lakes 08:58 Fri, 2018-04-20
Sausalito 08:58 Fri, 2018-04-20
Solvang 08:58 Fri, 2018-04-20
Big sur 08:58 Fri, 2018-04-20
Lake tahoe 08:58 Fri, 2018-04-20
Big bear lake 08:58 Fri, 2018-04-20
Mojave 08:58 Fri, 2018-04-20
Camarillo 08:58 Fri, 2018-04-20
City of El Monte 08:58 Fri, 2018-04-20

MDT (UTC -06:00)

City Time
El Paso 09:58 Fri, 2018-04-20
Denver 09:58 Fri, 2018-04-20
Las Vegas NM 09:58 Fri, 2018-04-20
Albuquerque 09:58 Fri, 2018-04-20
Colorado springs 09:58 Fri, 2018-04-20
Colorado Springs 09:58 Fri, 2018-04-20
Aurora 09:58 Fri, 2018-04-20
Boise 09:58 Fri, 2018-04-20
Salt Lake City 09:58 Fri, 2018-04-20
Fort Collins 09:58 Fri, 2018-04-20
Lakewood 09:58 Fri, 2018-04-20
West Valley City 09:58 Fri, 2018-04-20
Provo 09:58 Fri, 2018-04-20
City Time
Missoula 09:58 Fri, 2018-04-20
West Jordan 09:58 Fri, 2018-04-20
Pueblo 09:58 Fri, 2018-04-20
City of Arvada 09:58 Fri, 2018-04-20
City of Westminster 09:58 Fri, 2018-04-20
Billings 09:58 Fri, 2018-04-20
Boulder 09:58 Fri, 2018-04-20
Santa fe 09:58 Fri, 2018-04-20
Idaho Falls 09:58 Fri, 2018-04-20
Bozeman 09:58 Fri, 2018-04-20
Moab 09:58 Fri, 2018-04-20
Panguitch 09:58 Fri, 2018-04-20
Kanab 09:58 Fri, 2018-04-20

CDT (UTC -05:00)

City Time
Chicago 10:58 Fri, 2018-04-20
Kansas City metropolitan area 10:58 Fri, 2018-04-20
Houston 10:58 Fri, 2018-04-20
San Antonio 10:58 Fri, 2018-04-20
Dallas 10:58 Fri, 2018-04-20
Austin 10:58 Fri, 2018-04-20
Fort Worth 10:58 Fri, 2018-04-20
Nashville 10:58 Fri, 2018-04-20
Memphis 10:58 Fri, 2018-04-20
Milwaukee 10:58 Fri, 2018-04-20
Oklahoma City 10:58 Fri, 2018-04-20
Omaha 10:58 Fri, 2018-04-20
Tulsa 10:58 Fri, 2018-04-20
New Orleans 10:58 Fri, 2018-04-20
Minneapolis 10:58 Fri, 2018-04-20
Wichita 10:58 Fri, 2018-04-20
Arlington 10:58 Fri, 2018-04-20
St louis 10:58 Fri, 2018-04-20
St. Louis 10:58 Fri, 2018-04-20
Corpus Christi 10:58 Fri, 2018-04-20
Saint Paul 10:58 Fri, 2018-04-20
Plano 10:58 Fri, 2018-04-20
Lincoln 10:58 Fri, 2018-04-20
Lubbock 10:58 Fri, 2018-04-20
Laredo 10:58 Fri, 2018-04-20
Madison 10:58 Fri, 2018-04-20
Baton Rouge 10:58 Fri, 2018-04-20
Garland 10:58 Fri, 2018-04-20
Irving 10:58 Fri, 2018-04-20
Birmingham 10:58 Fri, 2018-04-20
Montgomery 10:58 Fri, 2018-04-20
Des Moines 10:58 Fri, 2018-04-20
Amarillo 10:58 Fri, 2018-04-20
Shreveport 10:58 Fri, 2018-04-20
Mobile 10:58 Fri, 2018-04-20
City Time
Little Rock 10:58 Fri, 2018-04-20
Brownsville 10:58 Fri, 2018-04-20
Huntsville 10:58 Fri, 2018-04-20
Grand Prairie 10:58 Fri, 2018-04-20
Jackson 10:58 Fri, 2018-04-20
Overland Park 10:58 Fri, 2018-04-20
Springfield, Missouri 10:58 Fri, 2018-04-20
Sioux Falls 10:58 Fri, 2018-04-20
Mesquite 10:58 Fri, 2018-04-20
Clarksville 10:58 Fri, 2018-04-20
Waco 10:58 Fri, 2018-04-20
McAllen 10:58 Fri, 2018-04-20
Topeka 10:58 Fri, 2018-04-20
Carrollton 10:58 Fri, 2018-04-20
Cedar Rapids 10:58 Fri, 2018-04-20
Lafayette 10:58 Fri, 2018-04-20
Beaumont 10:58 Fri, 2018-04-20
Evansville 10:58 Fri, 2018-04-20
Abilene 10:58 Fri, 2018-04-20
Independence 10:58 Fri, 2018-04-20
Norman 10:58 Fri, 2018-04-20
Murfreesboro 10:58 Fri, 2018-04-20
Columbia 10:58 Fri, 2018-04-20
Rochester, Minnesota 10:58 Fri, 2018-04-20
Wichita Falls 10:58 Fri, 2018-04-20
Green Bay 10:58 Fri, 2018-04-20
Davenport 10:58 Fri, 2018-04-20
City of Gary 10:58 Fri, 2018-04-20
Bismarck, North Dakota 10:58 Fri, 2018-04-20
Menominee, Michigan 10:58 Fri, 2018-04-20
Tell City, Indiana 10:58 Fri, 2018-04-20
Beulah, North Dakota 10:58 Fri, 2018-04-20
New Salem, North Dakota 10:58 Fri, 2018-04-20
Rainy River, Ontario 10:58 Fri, 2018-04-20

AST (UTC -04:00)

City Time
Ponce 11:58 Fri, 2018-04-20

EDT (UTC -04:00)

City Time
New York City 11:58 Fri, 2018-04-20
Atlanta 11:58 Fri, 2018-04-20
Detroit 11:58 Fri, 2018-04-20
Philadelphia 11:58 Fri, 2018-04-20
Bronx 11:58 Fri, 2018-04-20
Jacksonville 11:58 Fri, 2018-04-20
Indianapolis 11:58 Fri, 2018-04-20
Charlotte 11:58 Fri, 2018-04-20
Columbus, Ohio 11:58 Fri, 2018-04-20
Louisville 11:58 Fri, 2018-04-20
Washington 11:58 Fri, 2018-04-20
Boston 11:58 Fri, 2018-04-20
Baltimore 11:58 Fri, 2018-04-20
Raleigh 11:58 Fri, 2018-04-20
Virginia beach 11:58 Fri, 2018-04-20
Miami Beach 11:58 Fri, 2018-04-20
Miami 11:58 Fri, 2018-04-20
Cleveland 11:58 Fri, 2018-04-20
Tampa 11:58 Fri, 2018-04-20
Lexington 11:58 Fri, 2018-04-20
Pittsburgh 11:58 Fri, 2018-04-20
Cincinnati 11:58 Fri, 2018-04-20
Toledo 11:58 Fri, 2018-04-20
Greensboro 11:58 Fri, 2018-04-20
Newark 11:58 Fri, 2018-04-20
Buffalo 11:58 Fri, 2018-04-20
St. Petersburg 11:58 Fri, 2018-04-20
Fort Wayne 11:58 Fri, 2018-04-20
Durham 11:58 Fri, 2018-04-20
Jersey City 11:58 Fri, 2018-04-20
Winston-Salem 11:58 Fri, 2018-04-20
Orlando 11:58 Fri, 2018-04-20
Arlington County 11:58 Fri, 2018-04-20
Hialeah 11:58 Fri, 2018-04-20
Richmond 11:58 Fri, 2018-04-20
Rochester, New York 11:58 Fri, 2018-04-20
Fayetteville 11:58 Fri, 2018-04-20
Yonkers 11:58 Fri, 2018-04-20
Akron 11:58 Fri, 2018-04-20
Augusta 11:58 Fri, 2018-04-20
Grand Rapids 11:58 Fri, 2018-04-20
Columbus, Georgia 11:58 Fri, 2018-04-20
Worcester 11:58 Fri, 2018-04-20
Tallahassee 11:58 Fri, 2018-04-20
Knoxville 11:58 Fri, 2018-04-20
Providence 11:58 Fri, 2018-04-20
City Time
Chattanooga 11:58 Fri, 2018-04-20
City of Cape Coral 11:58 Fri, 2018-04-20
Fort Lauderdale 11:58 Fri, 2018-04-20
City of Pembroke Pines 11:58 Fri, 2018-04-20
Springfield, Massachusetts 11:58 Fri, 2018-04-20
Savannah 11:58 Fri, 2018-04-20
Syracuse 11:58 Fri, 2018-04-20
Bridgeport 11:58 Fri, 2018-04-20
Dayton 11:58 Fri, 2018-04-20
Alexandria 11:58 Fri, 2018-04-20
Warren 11:58 Fri, 2018-04-20
New Haven 11:58 Fri, 2018-04-20
Sterling Heights 11:58 Fri, 2018-04-20
Columbia, South Carolina 11:58 Fri, 2018-04-20
Stamford 11:58 Fri, 2018-04-20
Elizabeth 11:58 Fri, 2018-04-20
Hartford 11:58 Fri, 2018-04-20
Coral Springs 11:58 Fri, 2018-04-20
Allentown 11:58 Fri, 2018-04-20
Charleston 11:58 Fri, 2018-04-20
Athens 11:58 Fri, 2018-04-20
Lansing 11:58 Fri, 2018-04-20
Ann Arbor 11:58 Fri, 2018-04-20
City of Lowell 11:58 Fri, 2018-04-20
Cambridge 11:58 Fri, 2018-04-20
Manchester 11:58 Fri, 2018-04-20
Waterbury 11:58 Fri, 2018-04-20
Clearwater 11:58 Fri, 2018-04-20
Miami Gardens 11:58 Fri, 2018-04-20
Flint 11:58 Fri, 2018-04-20
South Bend 11:58 Fri, 2018-04-20
Livonia 11:58 Fri, 2018-04-20
Charlottesville 11:58 Fri, 2018-04-20
Annapolis 11:58 Fri, 2018-04-20
New London 11:58 Fri, 2018-04-20
Vincennes, Indiana 11:58 Fri, 2018-04-20
Florida City 11:58 Fri, 2018-04-20
Monticello, Kentucky 11:58 Fri, 2018-04-20
Knox, Indiana 11:58 Fri, 2018-04-20
Cape Cod 11:58 Fri, 2018-04-20
Winamac, Indiana 11:58 Fri, 2018-04-20
Vevay, Indiana 11:58 Fri, 2018-04-20
Ocean city 11:58 Fri, 2018-04-20
Marengo, Indiana 11:58 Fri, 2018-04-20
Niagara falls 11:58 Fri, 2018-04-20