ImageVenue - ImageVenue is a great online hosting service that allows uploading pictures for showing creative works with a simple-to-use technique.
DeviantArt - deviantART was created to entertain, inspire, and empower the artist in all of us.
UploadHouse - Thumbnail and resize your photos and images
500px - Connect, get inspired, and grow your skills.
Img.vision - Image hosting & video hosting for eCommerce sellers
BeeIMG - BeeIMG is a simple, fast, easy image sharing solution created to fill up your image sharing needs.