Since I couldn’t find a good list, I decided to compile my own. All sources linked. First upcoming debate is the PBS Debate, on June 28th.
DNC – Officially Sanctioned Debates
November 15, 2007: CNN* in Las Vegas, NV
December 10, 2007: CBS in Los Angeles, CA
January 6th, 2007 – Des Moines Register Debate, Johnson County, Iowa (date likely to change)
January 15th, 2008 – Caucus of African-American Nevadans, Las Vegas, Nevada
January 31st, 2008 – Los Angeles Times and CNN, Los Angeles, CA
As I find out about new and upcoming debates, I’ll edit this section. If you know of a debate I’m forgetting, email me.
For more, see Wikipedia’s Democratic Debates Schedule