http://www.dasautoshippers.com/
I found them recommended by a ton of people in a moving forum, shopped around and they were by far was the cheapeast. Cost my dad $775 even to ship his new Ford Escape coast to coast from Los Angeles to NH. We picked it up at their car garage storage in Massachusetts (20 minutes away) to save a few dollars instead of doing door-to-door...
The prices change for different days of the month so ask the person what is best time/rate...