Here's some ebony sponsors:
Hundies - Ass Like That
Traffic Cash Gold - PimpMyBlackTeen, Tinys Black Adventures
Sunny Dollars - Black Bang, Black Butt Babes
PimpRoll - Booty Studio, Ebony Auditions, Ebony Candy
Epic Cash - Epic Booty
Score Cash - BlackAndStacked, BootyLicious
Niched Sites - BubbledBlackAss
Niche Wealth - Ebony Kisses
I haven't found one particular great site.. if I'm looking for FHG for a blog I usually comb through all of them. Lots of crackhead-looking chicks in there, mixed in with some hot chicks.