Your site will pop up higher in search engines like Google or Yahoo if other websites link to your site. The best way to get links to your site is through your friend’s and partner’s websites or through media writing about you, but also, you can submit your site to various directories.
For Blogs & WordPress sites
Industry (or Community) Specific
You can also submit your site to BoingBoing where they will review it and determine whether or it’s appropriate for their site.