 The road heads into the commercial downtown of South Orange as it passes over the East Branch of the Rahway River and under New Jersey Transit's Morris & Essex Lines near the South Orange Station.The route intersects CR 638 Spur, CR 638, and CR 665 before passing near more homes and running to the north of Seton Hall University.CR 510 enters Newark at the Longfellow Avenue/Dover Street intersection and continues east into more commercial areas.