<P> The San Diego Trolley 's three main lines operate regular service between 5am and midnight , seven days a week . Limited service on particular segments is provided before 5am and after midnight , however ; but there is no rail service between 2am and 3 : 30am . During these hours when there is no passenger service , freight trains of the San Diego and Imperial Valley Railroad operate on the trolley 's right of way . </P>
<P> The San Diego Trolley 's three main lines operate regular service between 5am and midnight , seven days a week . Limited service on particular segments is provided before 5am and after midnight , however ; but there is no rail service between 2am and 3 : 30am . During these hours when there is no passenger service , freight trains of the San Diego and Imperial Valley Railroad operate on the trolley 's right of way . </P>
san diego trolley how late does it run
san diego trolley how late does it run
midnight
midnight