http://notlong.com/ is a simple web site by EricHammond which can create a short URL given a long one.
Other web sites which perform the same function include:
http://snipurl.com/
http://tinyurl.com/
http://urlizer.com/
http://shorl.com/
http://makeashorterlink.com/
http://shurl.org/
For a survey comparing features of these sites, see http://notlong.com/links/
CategoryExternalLink