The A156 is an long road that runs from the A57 near

Saxilby Saxilby is a large village in the West Lindsey district of Lincolnshire, England, about north-west from Lincoln, on the A57 road at the junction of the B1241. It is part of the civil parish of Saxilby and Ingleby, which includes the village of ...

and heads north to

Gainsborough Gainsborough or Gainsboro may refer to: Places * Gainsborough, Ipswich, Suffolk, England ** Gainsborough Ward, Ipswich * Gainsborough, Lincolnshire, a town in England ** Gainsborough (UK Parliament constituency) * Gainsborough, New South Wales, ...

. The road runs entirely within

Lincolnshire Lincolnshire (abbreviated Lincs.) is a Counties of England, county in the East Midlands of England, with a long coastline on the North Sea to the east. It borders Norfolk to the south-east, Cambridgeshire to the south, Rutland to the south-we ...

right next to the border with

Nottinghamshire Nottinghamshire (; abbreviated Notts.) is a landlocked county in the East Midlands region of England, bordering South Yorkshire to the north-west, Lincolnshire to the east, Leicestershire to the south, and Derbyshire to the west. The trad ...

. It is a single carriageway for its entire length apart from one small stretch at Torksey Lock where the A1133 joins from

Newark-on-Trent Newark-on-Trent or Newark () is a market town and civil parish in the Newark and Sherwood district in Nottinghamshire, England. It is on the River Trent, and was historically a major inland port. The A1 road (Great Britain), A1 road bypasses th ...

. The road starts just west of

where it branches off from the A57 from

Lincoln Lincoln most commonly refers to: * Abraham Lincoln (1809–1865), the sixteenth president of the United States * Lincoln, England, cathedral city and county town of Lincolnshire, England * Lincoln, Nebraska, the capital of Nebraska, U.S. * Lincol ...

. It heads northwest through the village of Fenton. The A1133 from

merges with the road slightly further on where it makes a sharp turn and heads north alongside the

River Trent The Trent is the third-longest river in the United Kingdom. Its source is in Staffordshire, on the southern edge of Biddulph Moor. It flows through and drains the North Midlands. The river is known for dramatic flooding after storms and ...

and the border with Nottinghamshire. Further on at Marton the A1500 joins from the east. The A156 continues on to

Lea Lea or LEA may refer to: Places Australia * Lea River, Tasmania, Australia * Lake Lea, Tasmania, from which the Lea River flows * RAAF Base Learmonth, IATA airport code "LEA" England * Lea, Cheshire, a civil parish * Lea, Derbyshire, a set ...

where the B1241 joins from Saxilby then the road heads into Gainsborough where it terminates just south of the centre at the A631. The A159 continues north from here through the town centre and north to

Scunthorpe Scunthorpe () is an industrial town and unparished area in the unitary authority of North Lincolnshire in Lincolnshire, England of which it is the main administrative centre. Scunthorpe had an estimated total population of 82,334 in 2016. A ...

References

Roads in England Roads in Lincolnshire {{England-road-stub