This thread is a refresh of the original Ad Network stickied thread. We've gone through and combined all the entries into one list, culling out the links which are no longer available.
As with the original thread, this list is not intended to be a rater of networks. We're not telling you whether they're good or bad, simply that they exist. It'll be up to you to research them and see if they are right for you (you can use the forum search as a start :D). The networks are in alphabetical order (mostly to make it easier to maintain)
If there is a network that is not here, please feel free to PM me a link to the network and I will be glad to update the list (but be warned - don't send me links to your own network! That's spam and is not tolerated here in the forums). Also, if there's a network that's no longer in business, please let us know that as well!
NETWORKS LIST LAST UPDATED: 17 December 2010