 The road crosses CSX's Stony Creek Branch at-grade and passes residential neighborhoods as it comes to a junction with US 202 in the community of Center Square.The route continues through suburban residential areas with some businesses and runs through Blue Bell.PA 73 heads into Whitemarsh Township at the Butler Pike intersection in the community of Broad Axe and runs through a mix of fields and woods with some homes, passing under the Pennsylvania Turnpike (I-276).