Guest post is emerging as a good way to market your content and also gaining a good backlink as well. However if you would ask for any type of guest post site like this then such time is not away when this method will also become outdated.

Moreover after Penguin you should search for guest posting sites personally and as per your niche. You should first check any site who is offering guest post whether site is actually posting genuine and fresh content or copying it from somewhere else.

You can try queries like : your niche keyword "write for us" OR your niche keyword "Guest Author"

Use the below words in Google

"guest post guidelines"
"submit a guest post"
"guest bloggers wanted"
"guest post"

"submit a guest post" + niche

Join MyBlogGuest.com, you will find a large number of blogs....

you can simply write the following in Google search bar and can have your own list of guest blogging sites relevant to your niche.

“submit a guest post” + your niche
“Write for us” + your niche
“Write a guest post” + your niche

We have a long list of quality guest sites, here

A Directory of Blogs Accepting Guest Posts

But it is a lot of hard work to get articles accepted.

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Try this link to get useful and updated lists : Free High Page Rank Guest Posting Sites List 2012

thanks

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