Abstract: Microbial contamination starts on incubation period among chickens. Poultry and Poultry environments, fodder, water and several animals and humans are significant resources of contaminations on incubation and growing period. Microorganisms or its toxins growth and living on chicken meats can contaminate the human with consumption and cause several infection or poisoning on them. These stiuations can decrease productivity of company or several economical losses. In this study which is to define chicken carcasses bacterial concentration at poultry slaughtering facilities, sampling process was made twice a month during 6 months covering dates between April-September 2010. The chicken carcasses were examined with regarding to Total Aerobic Mesophilic Bacteria, E. coli, S. aureus, Pseudomonas spp., Salmonella spp., L. monocytogenes sorts. At the end of examinations, Total Aerobic Mesophilic Bacteria, E. coli, S. aureus, Pseudomonas spp., Salmonella spp., L. monocytogenes are identified under criterions of Turkins Poultry Codex for dew poultry meats.