Handy reference for iPhone 3G Apps

I was looking for a car charger for my new 3G iphone and found these sites useful:

http://trevinchow.com/blog/2008/07/31/iphone-3g-compatible-accessories/

http://carljonard.com/2008/07/how-to-charge-your-iphone-3g-in-the-car/

http://forums.ilounge.com/showthread.php?t=231828