The objective of this essay was to expand the understanding of school coexistence, making a brief reflection about what citizenship behaviors mean in educational institutions and how these behaviors could be addressed from the model of citizen organizational behavior (COC) developed by Spector (2002). To achieve this goal, the topic of school coexistence was raised based on the proposal of the Ministry of National Education and some other authors; as well as it was described that citizenship behaviors are understood and finally the general elements that make up the COC model and its usefulness in relation to the topic of school coexistence are shown.