Backlinks are very important when it comes to SEO. Backlinks are currency in the world of Search Engine Optimization (SEO). A dofollow link is great because it passes authority to the linked page. If you are looking for sites that have dofollow links, here you go.
This list is really impressive. There are hundreds of site there. Do you have a DoFollow site not on the list? Let me know! I will make sure its there.