Using the “City of Miami Trolley" mobile application from "TSO Mobile" you can find the estimated time of arrival for the City of Miami Trolley routes. The free application runs on smart mobile devices. There is an equivalent website at http://publictransportation.tsomobile.com/balharbour.htm. For general information, visit the City of Miami Trolley website http://www.miamigov.com/trolley/