 The road heads into commercial areas and turns northeast onto Bellefonte Avenue, crossing into the city of Lock Haven.The route continues into more residential areas before entering the commercial downtown of Lock Haven, where it narrows to two lanes and crosses Norfolk Southern's Buffalo Line.PA 150 becomes a one-way pair that follows two-lane East Church Street northbound and two-lane East Main Street southbound, heading east through more of the downtown and intersecting PA 120.