Sonora State Highway 40
| State Highway 40 | |
|---|---|
| Carretera estatal 40 | |
| Major junctions | |
| From | San Luis Rio Colorado |
| To | Golfo de Santa Clara |
| Location | |
| Country | Mexico |
| State | Sonora |
| Highway system | |
| State Highways in Sonora | |
Sonora State Highway 40 (Carretera Estatal 40) is a highway in the north-west of the Mexican state of Sonora.
It runs from San Luis Rio Colorado to Golfo de Santa Clara.