Background & Objective: Bullying behavior in adolescence as a global and a public health problem is of great interest in adolescence due to mental illness, violence, and tobacco addiction in adulthood. The present study aims to investigate the prevalence of both bullying and victim behaviors at all educational levels in Kerman. Methodology: This is a survey study, in which the study population are all students at three educational levels in Kerman. Multi-stage sampling method is used. To investigate the prevalence of bullying behavior, the Iranian version of the questionnaire is used, which is based on the Olweus bullying questionnaire. Results: The bullying rates at elementary, middle school, and high school are estimated at 25.1%, 17.8%, and 39.7%, respectively. Bullying rate is 7.13% among girls and 14.72% among boys. The results of our study show that the most important factors affecting bullying are gender, parental literacy, living with parents, type of school, economic and social status, educational level, and school size. Conclusion: Due to the impact of policies at different educational levels, policymakers should pay special attention to perform bullying control programs at the school level based on the school environment variables, and policies in this area should be designed, reviewed, and modified.