MP3 Organaizer

I have a lot of mp3 files (ripped from CDs). Sometimes I spend a little time and give a good name for artist/album/tracks before rip cd to mp3, BUT sometimes just leave files as is. Ex: track01.mp3, track02.mp3...
I dream about some site or/and application that gives me ability to organaize all my unnamed/unordered mp3 files to well organaized tree. Similar to cddb.org or freedb sites.