FACTBOX: Calendar of U.S. presidential primaries

(Reuters) - Here is a calendar of the remaining 2008 U.S. presidential nominating state primaries and caucuses. In some states, the contests are nonbinding and separate caucuses or conventions are scheduled to select delegates to the national conventions.

JANUARY 2008

* January 15: Michigan

* January 19: Nevada, South Carolina (Republican)

* January 26: South Carolina (Democratic)

* January 29: Florida

FEBRUARY 2008

* February 1: Maine (Republican)

* February 5: Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, Georgia, Idaho (Democratic), Illinois, Kansas (Democratic), Massachusetts, Minnesota, Missouri, New Jersey, New Mexico (Democratic), New York, North Dakota, Oklahoma, Tennessee, Utah

* February 9: Louisiana, Kansas (Republican)

* February 10: Maine (Democratic)

* February 12: District of Columbia, Maryland, Virginia

* February 19: Hawaii (Democratic), Washington, Wisconsin

According to staff with Hawaii's Republican Party, the party is not technically conducting a presidential primary or caucus. Delegates will be selected during a week-long period tentatively ending February 7.

MARCH 2008

* March 4: Ohio, Rhode Island, Texas, Vermont

* March 8: Wyoming (Democratic)

* March 11: Mississippi

APRIL 2008

* April 22: Pennsylvania

MAY 2008

* May 6: Indiana, North Carolina

* May 13: Nebraska, West Virginia

* May 20: Kentucky, Oregon

* May 27: Idaho (Republican)

JUNE 2008

* June 3: Montana, New Mexico (Republican), South Dakota

AUGUST 2008

* August 25-28: Democratic National Convention in Denver

SEPTEMBER 2008

* September 1-4: Republican National Convention in Minneapolis-St. Paul, Minnesota

Note: The Kansas State Legislature opted not to fund a presidential primary election in 2008; parties will hold caucuses instead.

Source: National Association of Secretaries of State

(To read more about the U.S. political campaign, visit Reuters "Tales from the Trail: 2008" online at blogs.reuters.com/trail08/)

(Writing by Paul Grant, Washington Editorial Reference Unit)