24hr turn around here:
theredcherry.com
xxxporntastic.com
privateholes.com
freeporndeluxe.com
Don't always send accept / reject letters, but you are listed if accepted within 24 hrs. MadHatter checks every day.
hotpornforwomen.com
I check every day or so, since I don't get many submits, always looking for more if you have sites aimed towards women.