This is a huge list of ad networks that you can use to earn money from your websites. Since the list is huge, I am posting only few here. You can view the complete list here at our webmaster forum http://www.webcosmoforums.com/make-money-online/12584-list-ad-networks-affiliate-programs.html

ad pepper
Ad pepper can provide exclusive or non-exclusive representation for your ad inventory. They offer many types of CPM ads including graphic, contextual, and integrated text links.
ad pepper media – the powerful network.

AdBrite
AdBrite offers CPC, CPA, and CPM in a variety of formats including text ads, inline ads, banners, video, full page ads, ads in photos. You can set your own price and run ads from another ad network if AdBrite can’t supply an advertiser at your asking price.
AdBrite: The Internet’s Ad Marketplace

AdDynamyx
AdDynamyx offers CPM and CPC graphic ads featuring Fortune 500 Advertisers. They serve standard ad units as well as various types of pop unders and floating ads.
https://www.addynamix.com/