These sites market and distribute images from multiple agencies and photographers.
AGPix www.agpix.com
Alamy www.alamy.com
Digital Railroad www.digitalrailroad.net
Find a Photographer www.asmp.org/find-a-photographer
Independent Photography Network (IPNStock) www.ipnstock.com
PhotoServe www.pdnonline.com/pdn/photoserve/index.jsp
PhotoSource International www.photosource.com
Shutterpoint Photography www.shutterpoint.com
Veer www.veer.com
Workbook Stock www.workbook.com
18.220.160.216