AdultFriendFinder
By far the largest single adult dating portal. There are tons of members. There is no doubt you will find someone to hook up with.

SexSearch
One of the fastest growing adult dating portals out there. This one has a bit sharper edge than most and is focused on finding you a partner in your local area. You will definitely want to check these guys out!

AmateurMatch
This is a more focused niche site, but it is filled with hot women ready for some lovin'. It is more "natural" than some of the others.

College Party Dates
This site is all about college aged girls looking for some fun. Some of these girls just want young guys there age, others want an older man to show them the ropes. Worth a visit!

Adult Dating Friends
Another of the mainstream adult sites. You can find just about anything here. This is a broad search.

Lonely Wives Dating Club
Don't look for a relationship here. This site is all about the booty call. Check it out. These girls know what they want and it has nothing to do with love.

Wild Match
This is another of the general adult dating portals. They have some neat features that make it a good site to check out.

MILF 4 U
For all those searching for a mature touch, this site is home to tens of thousands of marvelous MILFs all jonesing for younger, hardcore action.