Ever thought about using wordpress as a directory for any purpose? you can create a directory for listings of feeds, websites and even create a yellow pages style website for different companies.
there are some plugins you can use in order to create your own Business directory or any other directory.
The Business Directory plugin for WordPress is an easy way to host a free directory page for your readers, affiliates, advertisers, community or club members. Invite them to submit a simple advertisement listing for themselves on your blog.
The WP Link Directory is the first and the only one link directory plugin on the Internet for WordPress admin to store and maintain a set of links in classified categories.
WordPress Link Directory is a link directory plugin for WordPress which allows you to keep a directory of links and allow other webmasters to add their link to your site. It can check for reciprocal links and even check the Pagerank of the other site and accept or refuse the link based on criteria you specify.
If you are in need of a directory this one is easy to use and fits into your site without any advanced setup techniques.