Delivery Point Addresses (DPA) are addresses sourced from Royal Mail data and consist of addresses to which post can be delivered. As such, all residential properties and most commercial properties are included in this dataset.

KeyDescriptionFormatSizeMultiplicity
UPRNThe Unique Property Reference Number. For addresses in Northern Ireland, an empty string is returned.integer121
UDPRNRoyal Mail's Unique Delivery Point Reference Number.integer81
ADDRESSString containing the concatenated address.char4721
PO_BOX_NUMBERPost Office Box (PO Box®) number.char60..1
ORGANISATION_NAMEThe organisation name is the business name given to a delivery point within a building or small group of
buildings. This field could also include entries for churches, public houses and libraries.
char600..1
DEPARTMENT_NAMEIn a few organisations, department name is indicated because mail is received by subdivisions of the main
organisation at distinct delivery points.
char600..1
SUB_BUILDING_NAMEThe sub-building name and/or number are identifiers for subdivision of properties.char300..1
BUILDING_NAMEThe building name is a description applied to a single building or a small group of buildings.char500..1
BUILDING_NUMBERThe building number, or postal number, is a number given to a single building or a small group of buildings.integer40..1
DEPENDENT_THOROUGHFARE_NAMEIn certain places, for example, town centres, there are named thoroughfares within other named thoroughfares.char800..1
THOROUGHFARE_NAMEA road, track or named access route on which there are Royal Mail delivery points.char800..1
DOUBLE_DEPENDENT_LOCALITYTo distinguish between similar or same thoroughfares within a dependent locality.char350..1
DEPENDENT_LOCALITYDependent locality areas may define an area within a post town.char350..1
POST_TOWNThe town or city in which the Royal Mail sorting office is located.char301
POSTCODEA postcode is an abbreviated form of address made up of combinations of between five and seven alphanumeric characters.char81
RPCRepresentative Point Code: this describes the accuracy of the coordinate that has been allocated to the BLPU. See code list: RPC_CODE in AddressBase Premium Technical Specification.char11
X_COORDINATEEasting coordinates in metres, defining the location in the British National Grid spatial reference system.float6 (2)1
Y_COORDINATENorthing coordinates in metres, defining the location in the British National Grid spatial reference system.float7 (2)1
LNGLongitude coordinate, defined based on the requested projection.float90..1
LATLatitude coordinate, defined based on the requested projection.float90..1
STATUSThe status of the feature (i.e. APPROVED, ALTERNATIVE, PROVISIONAL, HISTORICAL). The AddressBase Premium product uses codes of 1,3,6,8 for these however the Address API will provide the text interpretation above.char111
MATCH (Conditional) - Only returned for find and match resourcesThe match score for the query against the returned address from 0 to 1. Resources other than Find and Match will return a fixed value of 1.0.float1 (1)0..1
MATCH_DESCRIPTION (Conditional) - Only returned for find and match resourcesThe description of the match. Exact: 1.0 (note: extra information in the input address that doesn’t match the ABPREM version is ignored). Good: 0.8 – 0.9 (most of the address matches, but a part of it may be different, such as a different postcode). Partial: 0.7 (address could represent the same address but has some significant differences). No Match: <0.7. Resources other than Find and Match will return a fixed value of "Exact".char80..1
LANGUAGEA code identifying the language in use for the record.char21
LOCAL_CUSTODIAN_CODEUnique identifier of the Local Land and Property Gazetteer (LLPG) Custodian responsible for the maintenance of this record. See the code list here.integer41
LOCAL_CUSTODIAN_CODE_DESCRIPTIONDescription of the Local Land and Property Gazetteer (LLPG) Custodian responsible for the maintenance of this record.charas per code definition document1
CLASSIFICATION_CODEA code that describes the classification of the record, for example, CE01HE is a higher education establishment.char1, 2, 4, 61
CLASSIFICATION_CODE_DESCRIPTIONA description that describes the classification of the record, for example, CE01HE is a higher education establishment.charas per code definition document1
POSTAL_ADDRESS_CODEA code that describes the type of postal delivery that the object is subject to.char11
POSTAL_ADDRESS_CODE_DESCRIPTIONA description that describes the type of postal delivery that the object is subject to.char1001
LOGICAL_STATUS_CODEA code for the logical status of the BLPU. See list here.integer11
BLPU_STATE_CODEA code for the physical nature of the property or land object. These are used to represent the physical state or the feature. See list here.integer11
BLPU_STATE_CODE_DESCRIPTIONA description for the physical nature of the property or land object. These are used to represent the physical state or the feature.charas per code definition document0..1
TOPOGRAPHY_LAYER_TOIDUnique key for the application cross reference record.char201
PARENT_UPRNUPRN of the parent record.integer120..1
LAST_UPDATE_DATEDate this record was last updated.datedate1
ENTRY_DATEDate of the data entry.datedate1
LEGAL_NAMERegistered legal name of organisation.char600..1
BLPU_STATE_DATEDate at which the BLPU achieved its current state in the real-world.datedate0..1