Mob.org offers a wide range of free downloadable ringtones from dozens of Nokia phone models. They show the title of the ringtone as well as the artist of the ringtone.
The page shows a list of phones that you can click on. These pages redirect you to a list of ringtones with their names and artists. The list is sorted by the newest ringtones available, but you can also choose to list it according to the ringtone's popularity. Each ringtone comes with a download button, as well as a playback button which allows you to listen to the ringtone before you download it.