U.S. Route 78 in Tennessee
| Route information | |||||||
|---|---|---|---|---|---|---|---|
| Maintained by TDOT | |||||||
| Length | 15.90 mi (25.59 km) | ||||||
| Existed | November 11, 1926–present | ||||||
| Major junctions | |||||||
| West end | I-55 / US 61 / US 64 / US 70 / US 78 / US 79 at the Arkansas state line | ||||||
| East end | US 78 at the Mississippi state line | ||||||
| Location | |||||||
| Country | United States | ||||||
| State | Tennessee | ||||||
| County | Shelby | ||||||
| Highway system | |||||||
| 
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U.S. Highway 78 (US 78) is a 15.90-mile-long (25.59 km) east–west U.S. Highway in Tennessee where the route travels entirely on the city of Memphis in Shelby County.