The study examined Commuter’s Behaviour Towards the use of Mobility Services in Driving Sustainable Transport in Greater Area of Dublin Ireland. Survey research design was employed, and questionnaire was used as the research instrument. Moreover, stratified random sampling technique was used to select one hundred and fifty (150) respondents among commuters in Dublin Ireland and they were fully completed and returned. Simple percentage was employed to analyse the responses of the questionnaire while Pearson Moment Correlation was used to test the hypotheses formulated. However, it was found that there is positive significant effect of environmentally friendly options on sustainable public transportation in Dublin Ireland, there is negative significant effect of transportation cost on sustainable public transportation in Dublin Ireland and also that there is positive significant effect of less stressful transport system on sustainable public transportation in Dublin Ireland. It is therefore recommended that structure should be considered important as any entity interested in sustainable urban transportation system, because it will identify the issues and importance of each areas of sustainable transportation. Then will be able to learn about the objectives of that particular area of sustainable transportation, after that will also get an overview of some suggested actions and policy considerations to meet the objectives.