This article introduces factors the effective on creation and enforcement of ‎organizational commitment, and then surveys these impact among the staff of ‎public banks. This study uses the survey research method to answer the basic ‎questions and hypothesis. Population is 8450 people including all staff of the ‎public banks in Shiraz City (in2007). Finally, based on pilot study and using ‎stratified sampling method, 440 people were elected as sample. The results ‎indicated that the factors such participation in organizational decision making, ‎job security, participation in goal setting and participation in ownership, with ‎‎95% confidence level, are the important factors on the creation and enforcement ‎of organizational commitment in the research population. ‎