It depends on what kind of field your site that you want to submit is in. It's best to find relevant sites to your sites niche. You can find some in the directories section of this forum here: https://forums.digitalpoint.com/forums/directories.25/ I also have one listed in my signature below.
this is wrong area to post your thread please find right path to post your question and start new thread i hope next time you care about it
lot big directory list outside, try take a look on http://www.freedirectorywebsites.com or directory critic
Maybe submitting your blog content to PR sites such as EZinearticles.com could help establish your google search rankings as an expert in your niche?
Here is a list of some free directories where you can submit your blog to get backlinks: - Blog Catalog; - Globe of Blogs; - Blog hints; - Blog Fusion; - Technorati.