UNSENT LETTERS
http://ourunsentletters.com/writers-guidelines/
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Pays for blog posts as well as entries into their anthology. Letters can be between 250 - 7,000 words. No exceptions on length. Unsent Letters pays upon publication. Blog posts pay $5-25 per letter. Unsent Letters provides a live link in your byline and shirttail on the blog when your story publishes, if you so desire. Compilation editions (paperback, hard covers, digital editions, audio editions, or other electronic of print formats) $25-250 per letter, plus two free copies of the collection in which the letter appears, a 40% discounted author purchase price for additional copies, five free matching bookmarks and five free  publication announcement cards.

from: www.fundsforwriters.com