snapfish - Snapfish is a new generation web-based photo sharing and photo printing service owned by Hewlett-Packard.
Flickr - image and video hosting website
Fotki - Fotki is preferred at putting away photographs rather over sharing them.
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
DropShots - DropShots is a photograph offering site to a distinction and that distinction is that DropShots gives you a chance to share your photographs secretly.
Google Photos - All your photos are backed up safely, organized and labeled automatically, so you can find them fast, and share them how you like.