Top 10 Longest Highways in the USA – Overview
The USA has lots of long roads and they are divided into two categories interstates and other highways. The USA is a big country and now the US has the longest highway system in the world. Currently, there are 194 active US routes, resulting in a total of 388 endpoints. Here in this table, we have mentioned the longest highways of the USA as mentioned below.
Top 10 Longest Highways in the USA – Overview |
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Highway Name |
Length (Miles) |
Passing Locations |
US Route 20 |
3,365 |
Boston, MA; Cleveland, OH; Chicago, IL; Yellowstone National Park |
US Route 6 |
3,207 |
Provincetown, MA; Denver, CO; Los Angeles, CA |
I-90 |
3,102 |
Seattle, WA; Chicago, IL; Boston, MA |
US Route 30 |
3,073 |
Atlantic City, NJ; Pittsburgh, PA; Portland, OR |
US Route 50 |
3,011 |
Ocean City, MD; Kansas City, MO; Sacramento, CA |
I-80 |
2,899 |
San Francisco, CA; Salt Lake City, UT; New York, NY |
US Route 60 |
2,670 |
Virginia Beach, VA; Louisville, KY; Amarillo, TX |
US Route 2 |
2,580 |
Bangor, ME; Chicago, IL; Seattle, WA |
I-40 |
2,555 |
Barstow, CA; Albuquerque, NM; Nashville, TN |
US Route 12 |
2,483 |
Detroit, MI; Missoula, MT; Aberdeen, WA |
Top 10 Longest Highways in the USA
Top 10 Longest Highways in the USA: US Route 20 is the longest road in the United States. It is part of the larger US Numbered Highway System. US Route 20 is an important highway system of the Federal-Aid Highway Act of 1956 aka the Dwight D. Eisenhower National System of Interstate and Defense Highways. This highway covers around 41,000 miles across the country, with Route 20 alone. This highway is 3,365 miles long and passes through 12 states: Oregon, Idaho, Montana, Wyoming, Nebraska, Iowa, Illinois, Indiana, Ohio, Pennsylvania, New York, and Massachusetts.
In this article, we are going to discuss the Top 10 Longest Highways in the USA in detail.
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Table of Content
- Top 10 Longest Highways in the USA – Overview
- 10. U.S. Route 12 – 2,483 Miles
- 9. I-40 – 2,555 Miles
- 8. U.S. Route 2 – 2,580 Miles
- 7. U.S. Route 60 – 2,670 Miles
- 6. I-80 – 2,899 Miles
- 5. U.S. Route 50 – 3,011 Miles
- 4. U.S. Route 30 – 3,073 Miles
- 3. I-90 – 3,102 Miles
- 2. U.S. Route 6 – 3,207 Miles
- 1. U.S. Route 20 – 3,365 Miles
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