The M180 is a 25.5-mile-long (41 km) motorway in eastern England, starting at junction 5 on the M18 motorway in Hatfield, within the Metropolitan Borough of Doncaster, South Yorkshire, and terminating at Barnetby, Lincolnshire, some 10 miles (16 km) from the port of Immingham and 14 miles (23 km) from the port of Grimsby. The A180 road continues to the east for Grimsby, Cleethorpes and Immingham. Scunthorpe, Lincoln, Hull (via the Humber Bridge), Brigg, Bawtry and the Isle of Axholme can be accessed using the motorway.