2020
The distance from Kansas City, Missouri to St. Louis, Missouri on Interstate 70 is approximately 250 miles. From St. Louis, Missouri to Memphis, Tennessee on Interstate 55 is approximately 280 miles. Therefore, the total distance driving from Kansas City to St. Louis and then to Memphis would be around 530 miles.
Interstate 40, Interstate 75, Interstate 65, Interstate 81, Interstate 55...
Utah and Missouri. Actually, there are 5 Interstate highways in Utah and 17 in Missouri. The only state without any Interstate highways is Alaska.
1972
60
U.S. Route 66 is a route that no longer exists. Today it is replaced by Interstate 10 from Los Angeles to San Bernardino, California. From San Bernardino to Barstow, California, it is replaced by Interstate 15. From Barstow, California to Oklahoma City, Oklahoma, it is replaced by Interstate 40. From Oklahoma City, Oklahoma to St. Louis, Missouri, it is replaced by Interstate 44. And from St. Louis, Missouri to Chicago, Illinois, it is replaced by Interstate 55. The major cities it travels through are the following: Los Angeles (California), San Bernardino (California), Flagstaff (Arizona), Albuquerque (New Mexico), Amarillo (Texas), Oklahoma City (Oklahoma), Tulsa (Oklahoma), Joplin (Missouri), Springfield (Missouri), St. Louis (Missouri), Springfield (Illinois), Bloomington (Illinois), and Chicago (Illinois).
55 years old
70
Yes they are.
Missouri - Tennessee (interstate 155) is 26.77 miles (43.08 km) long.
According to Wikipedia, there are 17 Interstate highways in Missouri, with a total length of 1,193 miles.
The last interstate highway was completed in 1993 in Los Angeles. The Century Freeway, Interstate 105, was completed after 37 years of construction. The route connects Los Angeles International Airport with Interstates 405, 110, 710, and 605.