| Tuesday 7 March 2006 | Texas - Primary |
| Tuesday 21 March 2006 | Illinois - Primary |
| Tuesday 11 April 2006 | Texas - Runoff - Senate (D), Lt Gov. (D), CD 10 (D), CD 30 (R)
California - Special Primary House CD 50 |
| Tuesday 2 May 2006 | Indiana - Primary
North Carolina - First Primary
Ohio - Primary |
| Tuesday 9 May 2006 | Nebraska - Primary
West Virginia - Primary |
| Tuesday 16 May 2006 | Kentucky - Primary
Oregon - Primary
Pennsylvania - Primary |
| Tuesday 23 May 2006 | Arkansas - Primary
Idaho - Primary |
| Tuesday 30 May 2006 | North Carolina - Second Primary (Runoff) (cancelled) |
| Tuesday 6 June 2006 | Alabama - Primary
California - Primary / Special Election CD 50
Iowa - Primary
Mississippi - Primary
Montana - Primary
New Jersey - Primary / Special Primary CD 13
New Mexico - Primary
South Dakota - Primary |
| Tuesday 13 June 2006 | Maine - Primary
North Dakota - Primary
South Carolina - Primary
Virginia - Primary
Arkansas - Runoff for Lt. Gov. (D), Attorney General (D), and Treasurer (D) |
| Tuesday 20 June 2006 | South Dakota - Secondary Election (cancelled) |
| Tuesday 27 June 2006 | Alabama - Runoff (cancelled)
Mississippi - Primary Runoff for Dem. Senate and Dem. CD 1
South Carolina - Runoff for Lt. Gov (R), Treasurer (R), CD 1 (D)
Utah - Primary |
| Tuesday 18 July 2006 | Georgia - Primary
Alabama - Runoff (revised date) for Rep. Lt. Gov. and Rep. Auditor |
| Tuesday 25 July 2006 | Oklahoma - Primary |
| Tuesday 1 August 2006 | Kansas - Primary |
| Thursday 3 August 2006 | Tennessee - Primary |
| Tuesday 8 August 2006 | Colorado - Primary
Connecticut - Primary
Georgia - Runoff: Lt. Gov (D); Secretary of State (D,R); Comm of Agr (R); CD 4 (D)
Michigan - Primary
Missouri - Primary |
| Tuesday 15 August 2006 | Nevada - Primary |
| Tuesday 22 August 2006 | Alaska - Primary
Oklahoma - Runoff - Lt. Gov. (D, R); CD 5 (R)
Wyoming - Primary |
| Saturday 2 September 2006 | Guam - Primary |
| Tuesday 5 September 2006 | Florida - Primary |
| Saturday 9 September 2006 | Virgin Islands - Primary |
| Tuesday 12 September 2006 | Arizona - Primary
Delaware - Primary
District of Columbia - Primary
Maryland - Primary
Minnesota - Primary
New Hampshire - Primary
New York - Primary
Rhode Island - Primary
Vermont - Primary
Wisconsin - Primary |
| Thursday 14 September 2006 | Ohio - Special Republican Primary House CD 18 |
| Friday 15 September 2006 | Ohio - Special Democratic Primary House CD 3 |
| Tuesday 19 September 2006 | Massachusetts - Primary
Washington - Primary |
| Saturday 23 September 2006 | Hawaii - Primary |
| Saturday 30 September 2006 | Louisiana - Open Primary (Special Election) Secretary of State and Commissioner of Insurance |
| Tuesday 7 November 2006 | Alabama - General Election
Alaska - General Election
American Samoa - General Election
Arizona - General Election
Arkansas - General Election
California - General Election
Colorado - General Election
Connecticut - General Election
Delaware - General Election
District of Columbia - General Election
Florida - General Election
Georgia - General Election
Hawaii - General Election
Idaho - General Election
Illinois - General Election
Indiana - General Election
Iowa - General Election
Kansas - General Election
Kentucky - General Election
Louisiana - General Election (Open Primary: Congress/Runoff: SoS)
Maine - General Election
Maryland - General Election
Massachusetts - General Election
Rhode Island - General Election
Michigan - General Election
Minnesota - General Election
Mississippi - General Election
Missouri - General Election
Montana - General Election
Nebraska - General Election
Nevada - General Election
New Hampshire - General Election
New Jersey - General Election / Special Election CD 13
New Mexico - General Election
New York - General Election
North Carolina - General Election
North Dakota - General Election
Ohio - General Election
Oklahoma - General Election
Oregon - General Election
Pennsylvania - General Election
South Carolina - General Election
South Dakota - General Election
Tennessee - General Election
Texas - General Election / Nonpartisan Primary CDs 15, 21, 23, 25, 28 / Special Election CD 22
Utah - General Election
Vermont - General Election
Virgin Islands - General Election
Virginia - General Election
Washington - General Election
West Virginia - General Election
Wisconsin - General Election
Wyoming - General Election
Guam - General Election |
| Tuesday 21 November 2006 | Virgin Islands - Runoff election for Governor |
| Tuesday 21 November 2006 (tentative date) | Guam - Gubernatorial Runoff (pending court ruling) (cancelled) |
| Tuesday 5 December 2006 | Georgia - General Election Runoff (no Federal or Statewide runoffs) |
| Saturday 9 December 2006 | Louisiana - Congressional Run-Off/Tie House CD 2 |
| Tuesday 12 December 2006 | Texas - Nonpartisan Runoff House CD 23 |
| (no activity) | Northern Marianas
Puerto Rico |
