The DN31 postcode district is a postal district with a population of 9,619 and is within the DN Doncaster postcode area.
The area of the DN31 postcode district is 3.60 square miles which is 9.34 square kilometres or 2,306.75 acres.
There are 3 postcode sectors within the DN31 district.
|Postcode Sector||Delivery Office|
|DN31 1||Grimsby Delivery Office|
|DN31 2||Grimsby Delivery Office|
|DN31 3||Grimsby Delivery Office|