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Time Zone Descriptions

Definition: Time zone description, location, and UTC offset including standard and summer times.

Description Country/Region COUNTRY_ NAME ORDER1_ NAME Standard Time Summer Time
UTC-11 American Samoa American Samoa   UTC-11:00
Hawaiian Standard Time United States Minor Outlying Islands (Johnston Atoll) United States Minor Outlying Islands   UTC-10:00
United States (Hawaii) United States Hawaii
Aleutian Standard Time United States (Alaska–Aleutians West) United States Alaska UTC-10:00 UTC-09:00
Alaskan Standard Time United States (Alaska–most of state) United States Alaska UTC-09:00 UTC-08:00
Pacific Standard Time Canada (BC–most of province, YT) Canada Yukon, British Columbia UTC-08:00 UTC-07:00
United States (OR–most of state, ID–northern, WA, CA, NV) United States California, Idaho, Nevada, Oregon, Washington
Mexico (BCN) Mexico Baja California
U.S. Mountain Standard Time Canada (BC–Creston, Peace River, Northern Rockies) Canada British Columbia UTC-07:00
United States (AZ) United States Arizona
Mexico (SON) Mexico Sonora
Mountain Standard Time (Mexico) Mexico (BCS, NAY, SIN, CHH–most of state) Mexico Baja California Sur, Nayarit, Sinaloa, Chihuahua UTC-07:00 UTC-06:00
Mountain Standard Time Canada (BC–southeastern, East Kootenay, AB, NT, NU–western, SK–Lloydminster) Canada British Columbia, Alberta, Northwest Territories, Nunavut, Saskatchewan UTC-07:00 UTC-06:00
United States (CO, ID–central and southern, KS–westernmost, MT, ND–southwestern, NE–western, NM, NV–West Wendover, OR–eastern, SD–western, TX–El Paso area, UT, WY) United States Colorado, Idaho, Kansas, Montana, Nebraska, Nevada, New Mexico, North Dakota, Oregon, South Dakota, Texas, Utah, Wyoming
Mexico (CHH–Juárez, Ojinaga) Mexico Chihuahua
Canada Central Standard Time Canada (SK–most of province) Canada Saskatchewan UTC-06:00
Central Standard Time (Mexico) Mexico (Most states) Mexico Aguascalientes, Campeche, Chiapas, Coahuila, Colima, Ciudad de México, Durango, Guanajuato, Guerrero, Hidalgo, Jalisco, México, Michoacán, Morelos, Nuevo León, Oaxaca, Puebla, Querétaro, San Luis Potosí, Tabasco, Tamaulipas, Tlaxcala, Veracruz, Yucatán, Zacatecas UTC-06:00 UTC-05:00
Central Standard Time Canada (ON–western, Kenora, Rainy River, MB, NU–central, SK–Flin Flon, Creighton, Denare Beach) Canada Ontario, Nunavut, Manitoba, Saskatchewan UTC-06:00 UTC-05:00
United States (ND–most of state, SD–eastern, NE–eastern, KS–most of state, TX–most of state, IN–Gibson, Perry, Posey, Spencer, Vanderburgh, Warrick, Jasper, Lake, Laporte, Newton, Porter, Starke, KY–western, TN–western, FL–west of Tallahassee, MI–along border with WI, OK, AR, LA, MS, AL, MO, IA, MN, IL, WI) United States North Dakota, South Dakota, Nebraska, Kansas, Texas, Oklahoma, Arkansas, Louisiana, Mississippi, Alabama, Missouri, Illinois, Wisconsin, Iowa, Minnesota, Indiana, Kentucky, Tennessee, Florida, Michigan
Mexico (NLE–Anáhuac, COA–Acuña, Piedras Negras, TAM–Matamoros, Nuevo Laredo, Reynosa) Mexico Nuevo León, Coahuila, Tamaulipas
SA Pacific Standard Time Canada (ON (Atikokan, Osnaburgh House, Pickle Lake areas)) Canada Ontario UTC-05:00
Eastern Standard Time Canada (ON–central and eastern, QC–most of province, NU–eastern) Canada Ontario, Québec, Nunavut UTC-05:00 UTC-04:00
United States (MI–most of state, IN–Clark, Dearborn, Floyd, Harrison, Ohio, Switzerland, FL–most of state, KY–eastern, TN–eastern, GA, SC, NC, VA, WV, OH, PA, MD, DC, DE, NJ, NY, CT, RI, MA, NH, VT, ME) United States Michigan, Indiana, Florida, Kentucky, Tennessee, Georgia, South Carolina, North Carolina, Virginia, West Virginia, Ohio, Pennsylvania, Maryland, District of Columbia, Delaware, New Jersey, New York, Connecticut, Rhode Island, Massachusetts, New Hampshire, Vermont, Maine
U.S. Eastern Standard Time United States (IN) United States Indiana UTC-05:00 UTC-04:00
Eastern Standard Time (Mexico) Mexico (ROO) Mexico Quintana Roo UTC-05:00
SA Western Standard Time Canada (QC–The Gulf of St. Lawrence) Canada Québec UTC-04:00
Puerto Rico Puerto Rico  
U.S. Virgin Islands U.S. Virgin Islands  
Atlantic Standard Time Canada (NB, NS, PE, QC–Les Îles-de-la-Madeleine, NL–all Labrador but southeastern tip) Canada New Brunswick, Nova Scotia, Prince Edward Island, Québec, Newfoundland and Labrador UTC-04:00 UTC-03:00
Newfoundland Standard Time Canada (NL–southeastern Labrador, Newfoundland) Canada Newfoundland and Labrador UTC-03:30 UTC-02:30
Saint Pierre Standard Time Saint Pierre and Miquelon Saint Pierre and Miquelon   UTC-03:00 UTC-02:00
West Pacific Standard Time Guam Guam   UTC+10:00
Northern Mariana Islands Northern Mariana Islands