Turn left onto Route 25A and proceed to C.W. Post Campus .
From Eastern LI : Long Island Expressway ( 495 ) to Exit 41N ( Rte. 107 ) to Route 25A ( Northern Blvd . ) .
Turn left onto Northern Blvd   and proceed to C.W. Post Campus .
From Eastern LI : Long Island Expressway ( 495 ) to Exit 41N ( Rte. 107 ) to Route 25A ( Northern Blvd . ) .