Photo Retouching- Tutorials, Tips and Tricks for Professional Digital Artists

BayImg - Free uncensored image hosting provided by the Pirate Bay. The max file upload size is 100MB and you can can upload about 140 different formats. 

FileHigh - The free “Economy” account lets you upload up to three images simultaneously and the maximum size for each file is 512 KB. 

FreeImageHosting.net - Register to host your images for free. Maximum file size is 3,000 KB.
 

ImageCross - Free MySpace image hosting. You can upload images up to 2 MB in size.
 

ImageHosting - Upload multiple pictures at one time. The maximum filesize you can upload depends on what account you registered. 

ImageShack - The most popular image hosting service. Upload images up to 1.5 MB and embed them in any web page. 

ImageVenue - You can upload up to five images in the same moment. The maximum file size allowed is 1.5 MB. 

ImgPlace - Upload up to five images at one time. Maximum file size allowed is 1.5 MB
 

Photobucket - one of the most popular image hosting services around, favorite amongst MySpace users. Makes it very easy to post your images to social networking sites; gives you 25 GB of monthly traffic and 1 GB of storage with images themselves being up to 1 MB in size. 

SmugMug - SmugMug is a photo uploader, editor, and community portal all in one. You can upload and share your photos, then store the photos with up to four backup copies of each photo in three varying states.

VillagePhotos - Upload pictures straight from your browser and host them online. 1 GB monthly data transfer.