Interstate 20 (I-20) is a major east-west highway in the United States, stretching approximately 1,540 miles. It runs from I-10 in Santa Monica, California to I-95 in Florence, South Carolina, passing through several states including Texas, Louisiana, Mississippi, Alabama, and Georgia. I-20 serves as a vital transportation route, facilitating commerce and travel across the southern region of the country. It connects major cities such as Dallas, Jackson, Birmingham, and Columbia, making it an important corridor for both local and long-distance traffic.