Directory is one of the most important part of Search Engine Optimization. Some good directory sites can give us good back links . If these back links are from good pr sites then it is an advantage for SEO.Here are some examples of good instant link directory.

1. http://isdir.info/

2. http://fastcatalog.info/

3. http://cashdir.info/

4. http://bestcatalog.info/

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