After the intersection with East Water Street, PA 664 crosses the West Branch Susquehanna River.

[3] The highway passes some homes and forests north of Dunnstown, entering Woodward Township soon after.

At the intersection with Township Road 406 (TR 406), PA 664 starts winding in several directions, but following a northward basis.

[3] The next stretch of PA 664 is full of bends, and the highway continuously turns at a constant rate.

Now following a steady northeastern alignment, the highway continues through the large patches of trees south of Haneyville.

Eventually, the large patch of forests in the surroundings come towards a clearing, where the highway intersects with Old Dirt Road.

[8] In 1949, the Department of Highways paved the piece of PA 664 from Gallagher Township to the Lycoming County line.

[10] Two years after that, the section from the Lycoming County line to PA 44 was improved in its condition.