Here's one in North Carolina:
http://winstonsalem.craigslist.org/pts/5277437655.html
To check all of craigslist, go to
http://www.searchtempest.com
While the tables I provided above may have come from a web site selling tonneau covers, they are the measurements you need in selecting a camper shell. Don't let anyone tell you that one size fits all - for as you can see in the charts there are huge differences in the size and the width of some beds are different in the front and back.