| State | Time Zone Details | Time Zone | Current time |
|---|
| Alabama (AL) | Central Standard Time | CST | UTC−06:00 |
| Alaska (AK) (Multiple Time Zones) | Most of the state: Alaska Standard Time | AKST | UTC−09:00 |
| Alaska (AK) (Multiple Time Zones) | Western Aleutian Islands: Hawaii–Aleutian Standard Time | HST | UTC−10:00 |
| American Samoa | Samoa Time | SST | UTC−11:00 |
| Arizona (AZ) | Mountain Standard Time | MST | UTC−07:00 |
| Arizona (AZ) | The Navajo Nation uses Daylight Saving Time, the rest of the state does not | DST | N/A |
| Arkansas (AR) | Central Standard Time | CST | UTC−06:00 |
| California (CA) | Pacific Standard Time | PST | UTC−08:00 |
| Colorado (CO) | Mountain Standard Time | MST | UTC−07:00 |
| Connecticut (CT) | Eastern Standard Time | EST | UTC−05:00 |
| Delaware (DE) | Eastern Standard Time | EST | UTC−05:00 |
| District of Columbia (DC) | Eastern Standard Time | EST | UTC−05:00 |
| Florida (FL) (Multiple Time Zones) | Most of the state: Eastern Standard Time | EST | UTC−05:00 |
| Florida (FL) (Multiple Time Zones) | West of the Apalachicola River: Central Standard Time | CST | UTC−06:00 |
| Georgia (GA) | Eastern Standard Time | EST | UTC−05:00 |
| Guam (GU) | Chamorro Standard Time | ChST | UTC+10:00 |
| Guam (GU) | Guam does not use Daylight Saving Time | DST | N/A |
| Hawaii (HI) | Hawaii-Aleutian Standard Time | HST | UTC−10:00 |
| Hawaii (HI) | Hawaii does not use Daylight Saving Time | DST | N/A |
| Idaho (ID) (Multiple Time Zones) | Most of the state: Mountain Standard Time | MST | UTC−07:00 |
| Idaho (ID) (Multiple Time Zones) | North of the Salmon River: Pacific Standard Time | PST | UTC−08:00 |
| Illinois (IL) | Central Standard Time | CST | UTC−06:00 |
| Indiana (IN) (Multiple Time Zones) | Most of the state: Eastern Standard Time | EST | UTC−05:00 |
| Indiana (IN) (Multiple Time Zones) | Western part of the state: Central Standard Time | CST | UTC−06:00 |
| Iowa (IA) | Central Standard Time | CST | UTC−06:00 |
| Kansas (KS) (Multiple Time Zones) | Most of the state: Central Standard Time | CST | UTC−06:00 |
| Kansas (KS) (Multiple Time Zones) | Greeley, Hamilton, Sherman and Wallace counties: Mountain Standard Time | MST | UTC−07:00 |
| Kentucky (KY) (Multiple Time Zones) | Western half of the state: Central Standard Time | CST | UTC−06:00 |
| Kentucky (KY) (Multiple Time Zones) | Eastern half of the state: Eastern Standard Time | EST | UTC−05:00 |
| Louisiana (LA) | Central Standard Time | CST | UTC−06:00 |
| Maine (ME) | Eastern Standard Time | EST | UTC−05:00 |
| Maryland (MD) | Eastern Standard Time | EST | UTC−05:00 |
| Massachusetts (MA) | Eastern Standard Time | EST | UTC−05:00 |
| Michigan (MI) (Multiple Time Zones) | Most of the state: Eastern Standard Time | EST | UTC−05:00 |
| Michigan (MI) (Multiple Time Zones) | Gogebic, Iron, Dickinson, and Menominee counties: Central Standard Time | CST | UTC−06:00 |
| Minnesota (MN) | Central Standard Time | CST | UTC−06:00 |
| Mississippi (MS) | Central Standard Time | CST | UTC−06:00 |
| Missouri (MO) | Central Standard Time | CST | UTC−06:00 |
| Montana (MT) | Mountain Standard Time | MST | UTC−07:00 |
| Nebraska (NE) (Multiple Time Zones) | Most of the state: Central Standard Time | CST | UTC−06:00 |
| Nebraska (NE) (Multiple Time Zones) | Western part of the state: Mountain Standard Time | MST | UTC−07:00 |
| Nevada (NV) (Multiple Time Zones) | Most of the state: Pacific Standard Time | PST | UTC−08:00 |
| Nevada (NV) (Multiple Time Zones) | West Wendover: Mountain Standard Time | MST | UTC−07:00 |
| New Hampshire (NH) | Eastern Standard Time | EST | UTC−05:00 |
| New Jersey (NJ) | Eastern Standard Time | EST | UTC−05:00 |
| New Mexico (NM) | Mountain Standard Time | MST | UTC−07:00 |
| New York (NY) | Eastern Standard Time | EST | UTC−05:00 |
| North Carolina (NC) | Eastern Standard Time | EST | UTC−05:00 |
| North Dakota (ND) (Multiple Time Zones) | Most of the state: Central Standard Time | CST | UTC−06:00 |
| North Dakota (ND) (Multiple Time Zones) | Western North Dakota: Mountain Standard Time | MST | UTC−07:00 |
| Northern Mariana Islands (MP) | Chamorro Standard Time | ChST | UTC+10:00 |
| Northern Mariana Islands (MP) | The CNMI does not use Daylight Saving Time | DST | N/A |
| Ohio (OH) | Eastern Standard Time | EST | UTC−05:00 |
| Oklahoma (OK) | Central Standard Time | CST | UTC−06:00 |
| Oregon (OR) (Multiple Time Zones) | Most of the state: Pacific Standard Time | PST | UTC−08:00 |
| Oregon (OR) (Multiple Time Zones) | Part of Malheur County: Mountain Standard Time | MST | UTC−07:00 |
| Pennsylvania (PA) | Eastern Standard Time | EST | UTC−05:00 |
| Puerto Rico (PR) | Atlantic Standard Time | AST | UTC−04:00 |
| Puerto Rico (PR) | Puerto Rico does not use Daylight Saving Time | DST | N/A |
| Rhode Island (RI) | Eastern Standard Time | EST | UTC−05:00 |
| South Carolina (SC) | Eastern Standard Time | EST | UTC−05:00 |
| South Dakota (SD) (Multiple Time Zones) | Eastern South Dakota: Central Standard Time | CST | UTC−06:00 |
| South Dakota (SD) (Multiple Time Zones) | Western South Dakota: Mountain Standard Time | MST | UTC−07:00 |
| Tennessee (TN) (Multiple Time Zones) | West Tennessee: Central Standard Time | CST | UTC−06:00 |
| Tennessee (TN) (Multiple Time Zones) | East Tennessee, except Marion County: Eastern Standard Time | EST | UTC−05:00 |
| Texas (TX) (Multiple Time Zones) | Most of the state: Central Standard Time | CST | UTC−06:00 |
| Texas (TX) (Multiple Time Zones) | El Paso and Hudspeth Counties: Mountain Standard Time | MST | UTC−07:00 |
| United States Virgin Islands (USVI) | Atlantic Standard Time | AST | UTC−04:00 |
| United States Virgin Islands (USVI) | The USVI does not use Daylight Saving Time | DST | N/A |
| Utah (UT) | Mountain Standard Time | MST | UTC−07:00 |
| Vermont (VT) | Eastern Standard Time | EST | UTC−05:00 |
| Virginia (VA) | Eastern Standard Time | EST | UTC−05:00 |
| Washington (WA) | Pacific Standard Time | PST | UTC−08:00 |
| West Virginia (WV) | Eastern Standard Time | EST | UTC−05:00 |
| Wisconsin (WI) | Central Standard Time | CST | UTC−06:00 |
| Wyoming (WY) | Mountain Standard Time | MST | UTC−07:00 |
