 These become East 9th and East 8th Streets, respectively, east of Fifth Avenue (east of Third Avenue, East 8th Street is known as St. Mark's Place).At Avenue A, both directions cross over to East 10th Street to avoid Tompkins Square Park.The route terminates on East 10th Street, just east of Avenue D.

The Christopher and Tenth Street Railroad was chartered on April 25, 1873 and opened soon after (other sources give August 6, 1873 as the incorporation date).