where is hp11
HP11 postcode is located in the postal town of Hemel Hempstead. Hemel Hempstead postal area may cover a large geographical region that may correspond to several postal districts, which may include many towns and/or villages.Use the map to determine the geographical location of the postcode HP11.heck out our police crime statistics to see how safe it is to live or work around this area, including burglaries, ASBOs, vehicle crime and violent crime in this postcode area. Crime statistics near HP11 Â».