SP-318 (São Paulo highway) should not be confused with USS Dolphin (SP-318).
| Country: | BRA |
| State: | SP |
| Type: | SP |
| Route: | 318 |
| Length Km: | 280.000 |
SP-318 is a state highway in the state of São Paulo in Brazil. Part of it consists of the Rodovia Thales de Lorena Peixoto Júnior.