What Is The Longest Interstate Highway In The United States

If you re looking for america s longest interstate highway that would be i 90 a mammoth cross country drive that takes off at boston logan international airport and caps off at seattle s greyhound bus station in front of the city s baseball and football stadiums.

Route 20 united states the us route 20 is a united states highway running from east to west. Numbered highway system and it runs from boston massachusetts to newport oregon. This is a list of the longest state highways in each state. Its western terminus is in seattle at state route 519 near t mobile park and lumen field and its eastern terminus is in boston at route 1a near logan international airport.

Please let us know as comment if the answer is not correct. The federal highway act of 1921 set aside funds for states to build and improve highways according to the historic us route 20 association. In comparison route 66 is 2 448 miles long and the pacific coast highway stretches for just 665 miles. The shortest of the longest state highways is district of columbia route 295 which is only 4 29 miles 6 90 km long.

Talk about a convenient trip. It is the longest north south interstate highway five east west routes are longer and it passes through more states 15 than any other interstate. 20 is the longest road in the united states. The 5 415 km long us route 20 is the longest road in the country and is roughly parallel to the intersate 90.

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In the united states each state maintains its own system of state highways. As of 2007 the longest state highway in the nation is montana highway 200 which is 706 624 miles 1 137 201 km long. The pennsylvania turnpike between irwin southeast of pittsburgh and carlisle west of harrisburg was officially opened in october 1940 and is now designated as i 76 and i 70. For much of its route u s.

The longest road in the interstate system i 90 runs from boston surprise surprise to seattle washington spanning 3 101 77 miles. It s part of the u s. Measuring 3 365 miles long according to insider u s. 20 runs almost parallel to i 90 which at 3 020 miles is the longest interstate highway in the country.

Us 30 covering 3 073 miles us route 30 starts in atlantic city and ends in astoria oregon. The western portion of i 90 crosses the continental divide over. The 0 in the number of the route denotes that it is a coast to coast route.