As of June 27, 2014, the United States Route 15 going through New York State was redesignated as what motorway, running from central Pennsylvania through southern New York?
U.S. Route 15 in New York U.S. Route 15 (US 15) is a part of the U.S. Highway System that runs from Walterboro, South Carolina, to Painted Post, New York. In the U.S. state of New York, US 15 extends 12.68 mi through the Southern Tier from the Pennsylvania state line at Lindley north to an interchange with the Southern Tier Expressway (Interstate 86 and New York State Route 17) just outside Painted Post. US 15 originally continued north to Rochester before being truncated to its present northern terminus. All of US 15 in New York was designated as I-99 on June 27, 2014.
Interstate 71 Interstate 71 (I-71) is a north-south (physically northeast-southwest) Interstate Highway in the Great Lakes/Midwestern and Southeastern region of the United States. Its southern terminus is at an interchange with Interstate 64 and Interstate 65 (the Kennedy Interchange) in Louisville, Kentucky. Its northern terminus is at an interchange with Interstate 90 in Cleveland, Ohio. I-71 runs concurrently with Interstate 75 from a point about 20 mi south of Cincinnati, Ohio into downtown Cincinnati. Almost three quarters of the route lies east of I-75, thereby putting it out of its proper place in the Interstate grid.