The AL6 9 Welwyn Postcode Sector
The AL6 9 postcode sector is within the county of Hertfordshire in .
AL6 9 is a postcode sector within the AL6 postcode district which is within the AL St Albans postcode area.
The Royal Mail delivery office for the AL6 9 postal sector is the Welwyn Garden City Delivery Office.
The area of the AL6 9 postcode sector is 6.29 square miles which is 16.30 square kilometres or 4,027.27 square acres.
The AL6 9 postcode sector is crossed by the
Map of the AL6 9 Postcode Sector
Explore the al6 9 AL6 9 postcode sector by using our free interactive map.