Interstate 540

Interstate 540 (abbreviated I-540) in Arkansas is a spur of Interstate 40 between Fort Smith and Northwest Arkansas; the Northwest Arkansas segment is proposed to become part of an expanded Interstate 49. I-540 provides an Interstate Highway path between Fayetteville and Little Rock via Interstate 40. This links the University of Arkansas with the state capital. Fort Smith, Arkansas' second-largest city, is also important waypoint serviced by this corridor.