Article website or article directory is a website where you write an article in a topic wise categories. By ariting or posting an article gives you back link to your site which help to boost traffic on your website. Your website get some serious traffic when it picked by search engine on the basis of backlinks you have on good article websites. When you post an article to get some good links, you need to ensure that your content are unique, not with pilgrims, interesting, correct and summarized.
For this purpose I am giving here a list of article websites where you can post you article. Some of these site provide instant approval and some other take huge time to approve your article.