H-63 is a county-designated highway (CDH) in the Upper Peninsula of Michigan that follows along the Interstate 75 (I-75) corridor between St. Ignace and Sault Ste. Marie.
H-63 is a county-designated highway (CDH) in the Upper Peninsula of the US state of Michigan. The highway parallels the Interstate 75 (I-75) corridor between St. Ignace and Sault Ste. Marie.