 The lane configuration changes to two westbound lanes and one eastbound lane as the route passes over Fire Tower Road and turns northeast again, coming to an interchange with US 322.Past this interchange, PA 879 crosses over a R.J. Corman Railroad line and the West Branch Susquehanna River, becoming a two-lane divided highway and passing through more wooded areas with some commercial establishments as a surface road.The median changes to a center left-turn lane as the road heads past more businesses and turns north to come to an interchange with Interstate 80 (I-80).