Alabama(AL) | Central Standard Time (CST) |
Alaska(AK) | Alaska Standard Time (AKST) |
Aleutian Islands Hawaii-Aleutian Standard Time (HST) |
Arizona(AZ) | Mountain Standard Time (MST) |
The Navajo Nation uses Daylight Saving Time (DST), the rest of the state does not |
American Samoa | Samoa Time (SST) |
American Samoa does not use Daylight Saving Time (DST) |
Arkansas(AR) | Central Standard Time (CST) |
California(CA) | Pacific Standard Time (PST) |
Colorado(CO) | Mountain Standard Time (MST) |
Connecticut(CT) | Eastern Standard Time (EST) |
Delaware(DE) | Eastern Standard Time (EST) |
District of Columbia(DC) | Eastern Standard Time (EST) |
Florida(FL) | Most of the state: Eastern Standard Time (EST) |
West of the Apalachicola River: Central Standard Time (CST) |
Georgia(GA) | Eastern Standard Time (EST) |
Guam (GU) | Chamorro Standard Time (ChST) |
Guam does not use Daylight Saving Time (DST) |
Hawaii(HI) | Hawaii-Aleutian Standard Time (HST) |
Hawaii does not use Daylight Saving Time (DST) |
Idaho(ID) | Most of the state: Mountain Standard Time (MST) |
North of the Salmon River: Pacific Standard Time (PST) |
Illinois(IL) | Central Standard Time (CST) |
Indiana(IN) | Most of the state: Eastern Standard Time (EST) |
Some counties near the southwestern and northwestern border of the state use Central Standard Time (CST) |
Iowa(IA) | Central Standard Time (CST) |
Kansas(KS) | Most of the state: Central Standard Time (CST) |
Greeley, Hamilton, Sherman and Wallace counties: Mountain Standard Time (MST) |
Kentucky(KY) | Western half of the state: Central Standard Time (CST) |
Eastern half of the state: Eastern Standard Time (EST) |
Louisiana(LA) | Central Standard Time (CST) |
Maine(ME) | Eastern Standard Time (EST) |
Maryland(MD) | Eastern Standard Time (EST) |
Massachusetts(MA) | Eastern Standard Time (EST) |
Michigan(MI) | Most of the state: Eastern Standard Time (EST) |
Dickinson, Gogebic, Iron and Menominee Counties: Central Standard Time (CST) |
Minnesota(MN) | Central Standard Time (CST) |
Mississippi(MS) | Central Standard Time (CST) |
Missouri(MO) | Central Standard Time (CST) |
Montana(MT) | Mountain Standard Time (MST) |
Nebraska(NE) | Most of the state: Central Standard Time (CST) |
Western part of the state: Mountain Standard Time (MST) |
Nevada(NV) | Most of the state: Pacific Standard Time (PST) |
2 small towns, Jackpot and West Wendover: Mountain Standard Time (MST) |
New Hampshire(NH) | Eastern Standard Time (EST) |
New Jersey(NJ) | Eastern Standard Time (EST) |
New Mexico(NM) | Mountain Standard Time (MST) |
New York(NY) | Eastern Standard Time (EST) |
North Carolina(NC) | Eastern Standard Time (EST) |
North Dakota(ND) | Most of the state: Central Standard Time (CST) |
Western North Dakota: Mountain Standard Time (MST) |
Northern Mariana Islands(MP) | Chamorro Standard Time (ChST) |
The CNMI does not use Daylight Saving Time (DST) |
Ohio(OH) | Eastern Standard Time (EST) |
Oklahoma(OK) | Central Standard Time (CST) |
Oregon(OR) | Most of the state: Pacific Standard Time (PST) |
Part of Malheur County: Mountain Standard Time (MST) |
Pennsylvania(PA) | Eastern Standard Time (EST) |
Puerto Rico (PR) | Atlantic Standard Time (AST) |
Puerto Rico does not use Daylight Saving Time (DST) |
Rhode Island(RI) | Eastern Standard Time (EST) |
South Carolina(SC) | Eastern Standard Time (EST) |
South Dakota(SD) | Eastern South Dakota: Central Standard Time (CST) |
Western South Dakota: Mountain Standard Time (MST) |
Tennessee(TN) | West Tennessee: Central Standard Time (CST) |
Middle Tennessee, plus Marion County: Central Standard Time (CST) |
East Tennessee, except Marion County: Eastern Standard Time (EST) |
Texas(TX) | Most of the state: Central Standard Time (CST) |
El Paso and Hudspeth Counties: Mountain Standard Time (MST) |
United States Virgin Islands (USVI) | Atlantic Standard Time (AST) |
The USVI does not use Daylight Saving Time (DST) |
Utah(UT) | Mountain Standard Time (MST) |
Vermont(VT) | Eastern Standard Time (EST) |
Virginia(VA) | Eastern Standard Time (EST) |
Washington(WA) | Pacific Standard Time (PST) |
West Virginia(WV) | Eastern Standard Time (EST) |
Wisconsin(WI) | Central Standard Time (CST) |
Wyoming(WY) | Mountain Standard Time (MST) |