OS AddressBase Premium
AddressBase Premium provides the most detailed view of an address and its life cycle for England, Wales and Scotland. It has over 40 million addresses and 100 million cross references as well as providing all the information relating to an address or property from creation to retirement. OS AddressBase Premium is provided on a six week update cycle.
The product contains Local Authority, Ordnance Survey and Royal Mail addresses. This includes alternative addresses for current records where available, indicating variations on the official addresses; and provisional addresses (proposed planning developments), and historic information (demolished properties) where available.
OWPA (Objects Without a Postal Address) and Cross References to VOA data and products such as the OS MasterMap Topography Layer are also included.