High Quality Content by WIKIPEDIA articles! Interstate 59 (I-59) is an Interstate Highway in the southern United States. Its southern terminus is near Slidell, Louisiana, a suburb of New Orleans, at an intersection with Interstate 10 and Interstate 12, its northern terminus is at Wildwood, Georgia, at an intersection with Interstate 24. The road's major purpose was to connect Birmingham, Alabama to Chattanooga, Tennessee and New Orleans, Louisiana. Throughout its entire route, Interstate 59 is parallel with U.S. 11. The road is four lanes the entire route except the portions north of Tuscaloosa, Alabama and in the Birmingham metro area.