Interstate 90

Interstate 90 is an interstate running 3,101 miles from Seattle, Washington to Boston, Massachusetts. It is the longest interstate. It is toll-free from Seattle to Chicago, and is mostly tolled from Chicago to Boston. Major tollways include the Indiana Toll Road, Ohio Turnpike, and New York State Thruway. It passes through 13 states, second only to I-95 which passes through 14 states not including District of Columbia. Interstate 90 was fully completed in 1993.