FACTBOX: Calendar of U.S. presidential primaries

(Reuters) - Here is a calendar of the 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 3: Iowa

* January 5: Wyoming (Republican)

* January 8: New Hampshire

* 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