Alabama

·Tuesday 15 August 2017 Special Primary Senate Class 2. Polling hours reportedly 7:00a-7:00p CDT (1200-0000 UTC).
·Tuesday 26 September 2017 Special Runoff (Republican) Senate Class 2. Polling hours 7:00a-7:00p CDT (1200-0000 UTC).
·Tuesday 12 December 2017 Special Election Senate Class 2. Polling hours 7:00a-7:00p CST (1300-0100 UTC).

Alaska

American Samoa

Arizona

Arkansas

California

·Tuesday 4 April 2017 Special Primary Election House CD 34. Polling hours 7:00a-8:00p PDT (1400-0300 UTC).
·Tuesday 6 June 2017 Special General Election House CD 34. Polling hours 7:00a-8:00p PDT (1400-0300 UTC).

Colorado

Connecticut

Delaware

District of Columbia

Florida

Georgia

·Tuesday 18 April 2017 Special Election House CD 6. Polling hours 7:00a-7:00p EDT (1100-2300 UTC).
·Tuesday 20 June 2017 Special Runoff House CD 6. Polling hours reportedly 7:00a-7:00p EDT (1100-2300 UTC).

Guam

Hawaii

Idaho

Illinois

Indiana

Iowa

Kansas

·Tuesday 11 April 2017 Special Election House CD 4. Polling hours 7:00a-7:00p CDT (1200-0000 UTC). For practical purposes, polling places open at 7 AM and close at 7 PM local time on Election Day. However, a county may open the polls no earlier than 6 AM local time and close them no later than 8 PM.

Kentucky

Louisiana

·Saturday 14 October 2017 Open Primary - Special Election Treasurer. Polling hours 7:00a-8:00p CDT (1200-0100 UTC).
·Saturday 18 November 2017 Open General (runoff) Treasurer. Polling hours 7:00a-8:00p CST (1300-0200 UTC).

Maine

Maryland

Massachusetts

Michigan

Minnesota

Mississippi

Missouri

Montana

·Thursday 25 May 2017 Special Election House At-Large. Polling hours 7:00a-8:00p MDT (1300-0200 UTC). A polling place with less than 400 registered voters must be open at least from noon to 8 p.m. or until all registered electors have voted.

Nebraska

Nevada

New Hampshire

New Jersey

·Tuesday 6 June 2017 Primary. Polling hours 6:00a-8:00p EDT (1000-0000 UTC).
·Tuesday 7 November 2017 General Election. Polling hours 6:00a-8:00p EST (1100-0100 UTC).

New Mexico

New York

North Carolina

North Dakota

Northern Marianas

Ohio

Oklahoma

Oregon

Pennsylvania

Puerto Rico

Rhode Island

South Carolina

·Tuesday 2 May 2017 Special Primary House CD 5. Polling hours reportedly 7:00a-7:00p EDT (1100-2300 UTC).
·Tuesday 16 May 2017 Special Runoff (GOP) House CD 5. Polling hours 7:00a-7:00p EDT (1100-2300 UTC).
·Tuesday 20 June 2017 Special General Election House CD 5. Polling hours reportedly 7:00a-7:00p EDT (1100-2300 UTC).

South Dakota

Tennessee

Texas

Utah

·Tuesday 15 August 2017 Special Primary House CD 3. Polling hours reportedly 7:00a-8:00p MDT (1300-0200 UTC).
·Tuesday 7 November 2017 Special Election House CD 3. Polling hours reportedly 7:00a-8:00p MST (1400-0300 UTC).

Vermont

Virgin Islands

Virginia

·Tuesday 13 June 2017 Primary. Polling hours 6:00a-7:00p EDT (1000-2300 UTC).
·Tuesday 7 November 2017 General Election. Polling hours 6:00a-7:00p EST (1100-0000 UTC).

Washington

West Virginia

Wisconsin

·Tuesday 21 February 2017 Spring Primary. Polling hours 7:00a-8:00p CST (1300-0200 UTC).
·Tuesday 4 April 2017 Spring Election. Polling hours 7:00a-8:00p CDT (1200-0100 UTC).

Wyoming

Time zone abbreviations

UTC: Coordinated Universal Time (Greenwich England)
AST: Atlantic Standard Time (Puerto Rico, Virgin Islands), UTC - 4 hours
EST: Eastern Standard Time, UTC - 5 hours
EDT: Eastern Daylight Time, UTC - 4 hours
CST: Central Standard Time, UTC - 6 hours
CDT: Central Daylight Time, UTC - 5 hours
MST: Mountain Standard Time, UTC - 7 hours
MDT: Mountain Daylight Time, UTC - 6 hours
PST: Pacific Standard Time, UTC - 8 hours
PDT: Pacific Daylight Time, UTC - 7 hours
AKST: Alaska Standard Time, UTC - 9 hours
AKDT: Alaska Daylight Time, UTC - 8 hours
HAST: Hawaii-Aleutian Standard Time, UTC - 10 hours
HADT: Hawaii-Aleutian Daylight Time (Hawii does not observe daylight time), UTC - 9 hours
ChST: Chamorro Standard Time (Guam, Northern Marianas), UTC + 10 hours
SST: Samoa Standard Time, UTC - 11 hours
m: midnight
a: AM
p: PM

Notes

Primary dates marked "presumably" and polling times marked "reportedly" are based on unofficial or estimated data (especially as regards local variations from a jurisdictionwide statutory and/or regulatory standard) and are, thereby, subject to change.