<Tr> <Td> M55 </Td> <Td> Linking the M6 north of Preston to Blackpool . </Td> <Td> Lancashire </Td> </Tr> <Tr> <Td> M56 </Td> <Td> Linking Manchester (Gatley) to the A5117 between Ellesmere Port and Chester . </Td> <Td> Greater Manchester, Cheshire </Td> </Tr> <Tr> <Td> M57 </Td> <Td> The Liverpool bypass running north - west from the M62 near Huyton to Switch Island between Maghull and Aintree . </Td> <Td> Merseyside </Td> </Tr> <Tr> <Td> M58 </Td> <Td> Linking Switch Island (between Maghull and Aintree, northern Liverpool) to Orrell, near Wigan . </Td> <Td> Merseyside, Lancashire, Greater Manchester </Td> </Tr>

Which is the longest motorway in the uk