List of Advertisement Networks other than Google Adsense:

Chitika : http://www.chitika.com
Infolinks : http://www.infolinks.com
Superlinks : http://www.superlinks.com
Adversal : http://www.adversal.com
Viglink : http://www.viglink.com
Skimlinks : http://skimlinks.com
Media.net : http://www.media.net
Adengage : https://www.adengage.com
BuySellAds : http://buysellads.com

If your websites are not approved in Google Adsense then you can apply in above advertising networks and earn money thr Online.