|Number of records||1,754,675|
|Update frequency||Quarterly (Feburary, May, August and November)|
|Geographic coverage||England, Scotland, Wales, Northern Ireland, Isle of Man and the Channel Islands|
|Data formats||CSV, SQL, XLS|
|Supply||Online download (zip format – 397.2MB)|
This field contains the full 6-8 character postcode unit. All postcodes are written in standard format and include a single space between the outward and inward codes. The file lists every unique postcode unit currently in active use by the Royal Mail. Historical and obsolete postcodes are not included.
This field contains the relevant postcode district for the postcode – identified by the outward portion of the postcode (the part before the space).
This field contains the relevant postal town for the postcode. Postal towns can cover one or more postal districts and may cover multiple smaller towns or villages.
This field contains the relevant county or administrative area for each postcode. It includes either the County name (England and Northern Ireland), Principal Area (Wales) or Unitary Authority (Scotland). For the Channel Islands and Isle of Man this field is set to blank.
This field contains the relevant country name for each postcode. The data covers England, Northern Ireland, Scotland, Wales, the Channel Islands and the Isle of Man.
The easting and northing fields contain the exact coordinates for the center point of each postcode. For England, Wales, Scotland, the Isle of Man and the Channel Islands, the easting and northing use the OSGB36 British National Grid. For Northern Ireland, the easting and northing use the TM75 Irish Grid.
The latitude and longitude fields contain the exact coordinates for the center point of each postcode. For all records the coordinates use the WGS84 World Geodetic System.
The local goverment area for each postcode (i.e. the name of the relevant unitary authority, borough or district council, or London borough).
The first-level NUTS region for each postcode.
This field contains the type of postcode: Geographic, Non-Geographic or PO Box. Please note that PO Box and Non-Geographic postcodes are used by the Royal Mail for sorting purposes only and the coordinates provided in the data indicate the corresponding Royal Mail delivery office.
This field contains a unique identifier for every record in the data. It is 32 character alphanumeric string, created by taking an MD5 hash of all other fields in the record.