The purpose of the study was to examine the effects of communication and conflict resolution skills training on marital satisfaction among Iranian couples based on PREPARE-ENRICH program. In this study, marital satisfaction was measured by ENRICH Marital Satisfaction. The methodology of this study was experimental method; with pre-test, post-test, and control group design. Purposive sampling was conducted to select the sample that was included 54 couples who were consisted of all couples referred to the researcher by counselling centres. The referrals were done for about two months in 2009. These couples were randomly assigned to an experimental and a control group as well. The dependent variables were marital satisfaction, and the independent variables were communication and conflict resolution skills training. Consequently, the results indicated that communication and conflict resolution skills training improved marital satisfaction (p<.05). Moreover, the results showed that communication and conflict resolution training was effective in martial satisfaction in post-test (p<.05). In conclusion the findings of this study indicated that the on PREPARE-ENRICH program can be effective in improving marital satisfaction among Iranian couples.