- A457 between A459 and A459, Dudley (Grid ref SO918936)
- A457 between A459 High Holborn and A457 Gate Street, Dudley (Grid ref SO920935)
- A457 between A459 High Holborn and A457 Tipton Street, Dudley (Grid ref SO921933)
- A457 between A457 Gate St and A4123, Dudley (Grid ref SO930930)
- A457 between A4123(T) and Dudley boundary, Dudley (Grid ref SO946925)
- A457 between Sandwell boundary and A4037, Sandwell (Grid ref SO948924)
- A457 between A4037 and A461, Sandwell (Grid ref SO950923)
- A457 between A461 and A4033, Sandwell (Grid ref SO970909)
- A457 between A4033 and A4034, Sandwell (Grid ref SO984900)
- A457 between A4034 and A4034, Sandwell (Grid ref SO987895)
- A457 between A4034 and A4031, Sandwell (Grid ref SP000893)
- A457 between A4031 and A4168, Sandwell (Grid ref SP010894)
- A457 between A4168 and A4030, Sandwell (Grid ref SP019888)
- A457 between A4030 and A4092, Sandwell (Grid ref SP030886)
- A457 between A4092 and Sandwell boundary, Sandwell (Grid ref SP035877)
- A457 between Birmingham boundary and A4040, Birmingham (Grid ref SP040876)
- A457 between A4040 and A4040, Birmingham (Grid ref SP042876)
- A457 between A4040 and A4540, Birmingham (Grid ref SP050876)
- A457 between A4540 and A4400, Birmingham (Grid ref SP060871)