Information about organized star parties...

Eldorado Star Party - http://www.eldoradostarparty.org - annually in early Fall

Texas Star Party - http://www.texasstarparty.org

Oki-Tex - http://www.okie-tex.com/ - late September

Central Texas - http://www.austinastro.org/ctsp.html - August
            also see Central Texas information located within SPAC's site

Rocky Mountain Star Stare - www.rmss.org
            hosted by the Colorado Springs Astronomical Society (www.csastro.org)
            Dates: July 2, 2008 thru July 6, 2008 (Wed-Sun)

Eastern New Mexico State Park Star Parties - rtf file - Summer 2008
            For more info see http://www.emnrd.state.nm.us/PRD/ParkTours.htm

2008 3RF Star Party Schedule - here