title: Interstate 95
context: With a length of 1,919 miles (3,088km), I-95 is the longest north–south Interstate and the sixth-longest Interstate Highway overall.[1] I-95 passes through more states than any other Interstate Highway at 15states (as well as a very brief stretch in the District of Columbia while crossing the Potomac River),  followed by I-90, which crosses 13states. According to the U.S. Census Bureau, only five of the 96 counties (or equivalents) along the route are completely rural,[5] while statistics provided by the I-95 Corridor Coalition suggest that the region served is "over three times more densely populated than the U.S. average and as densely settled as much of Western Europe".[6] According to the Corridor Coalition, I-95 serves 110 million people and facilitates 40 percent of the country’s gross domestic product.[7]
question: how far does I95 go?
answers: 1,919 miles