 North of St. Paul, SR 64 replaced the former SR 70 (now SR 63), while SR 64 remained on its old alignment from St. Paul southeast to Dickensonville, and switched places with SR 71 to end at Hansonville.Additionally, while SR 64 had gone from Pennington Gap towards Big Stone Gap via Woodway, the new SR 70 replaced SR 66 via Dryden; the old SR 64 from Woodway towards Big Stone Gap became SR 65.US 58 Alt.