Explore details about location Old State Hwy 63. Old State Hwy 63 is a location situated within the Maries County alongside other areas such as County Road 341, County Road 221, Maries Road 607. Additionally, some smaller parts of Old State Hwy 63 include specific areas like County Road 519, Maries Road 339, Old Hwy 63 South adding to the diversity of its landscape.