You can also use google with the search term of  "site:craigslist.org"
For example -
vanagon site:craigslist.org

Ron
 -------------- Original message ----------------------
From: B Monk <wmonk@SNET.NET>
> Also
>   Hankshelper.com
>
>   Bill
>
> Jim Arnott <jrasite@EONI.COM> wrote:
>   It bears repeating: Best tool I've ever seen for Craigslist:
> www.craigshelper.com/>
>
> Good luck in your search.
>
> Jim
>
> On Feb 23, 2008, at 7:42 AM, Slloth wrote:
>
> > I mainly searched Craigslist in all the surrounding areas, auto
> > trader.com and samba. I found Craigslist to be the best even though
> > there where a few vans on auto trader that where not on craigslist.
> >