Arkansas Highway 642 is a north-south highway in Arkansas it is officially designated in September 4 2026
AR 642 | ||||
|---|---|---|---|---|
 | ||||
| Route information | ||||
| Length | 3.6 mi (5.8 km) | |||
| Existed | September 4, 2026–present | |||
| Major junctions | ||||
| South end |  I-42 near Elm Springs | |||
| North end |  AR 264 near Northwest Arkansas National Airport | |||
| Location | ||||
| Country | United States | |||
| State | Arkansas | |||
| Counties | Benton | |||
| Highway system | ||||
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