Geocoding
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Using the geocoding API

The geocoding API can return geographic coordinate information (latitude & longitude) based on a postal code or place name. In addition, the UK specific service can provide Ordnance Survey easting and northing data and OS grid values if required.

Most Commonly Used Web Services

Web Service Description
Geocoding International Geocode
v1.10
Returns the WGS84 latitude and longitude for the given location. Supports most international locations.
Geocoding International PositionToCountry
v1.00
Returns the country based on the WGS84 latitude and longitude supplied. No result is returned if the coordinates are in international waters.
Geocoding UK Geocode
v2.00
Returns the OS easting + northing along with WGS84 latitude and longitude for the given postcode. Supports UK only.
Now supports property level geocoding in urban areas. Please supply a full address for this
Geocoding UK RetrieveNearestPlaces
v1.20
Calculates the nearest places of interest of a given category to a given location.
GovernmentData ElectoralRegions RetrieveByPostcode
v1.00
Returns the electoral regions record for the given postcode. These include local authorities, Westminster, Welsh, Scottish, Northern Irish and European areas.
GovernmentData Postzon RetrieveByCoordinates
v1.20
Returns the Postzon record nearest to the given coordinates.
Includes postcode
GovernmentData Postzon RetrieveByPostcode
v1.40
Returns the Postzon record for the given postcode.
Includes Clinical Commissioning Groups
GovernmentData Postzon RetrieveByPostcodeOrPlace
v1.00
Returns the Postzon record for the given postcode.
Includes 2010 parliamentary constituencies

See the full list of geocoding services available

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