Photo Assistants http://www.photoassistant.net
A database and network for photoassistants and commercial photographers with product reviews, forums, and a web based IRC chat server.
Image Makers http://www.imagemakers.org/
A group of photographers on the Monterey Peninsula. A showcase of their work and articles concerning technique and history of photography.
KarlPhoto http://www.karlphoto.com/
Site for artists, models and photographers. Model directory, photographer directory, model management, modeling manual.
The Black Book http://www.blackbook.com
The Black Book is the leading resource for creative professionals, and includes listings for photographers, illustrators, designers, and creative services.