What's the best myspace site for codes?

Answer 1

There are too many sites to even try to give a rating. I've used 6 different sites, and depending on what you are looking for, it varies. Her's a few to try:
http://www.dressupmyspace.com/
http://www.myspacesalon.com/
http://www.myspacetotal.com/
http://www.coshed.com/
Hope this helps

Answer 2

Here you go knock yourself out

http://www.makeuseof.com/tag/60-tools-and-websites-for-myspace-users/