ID 1, Approximate postcode area (APA), United Kingdom
ID 131, Approximate postcode district (APD), United Kingdom
ID 2998, Approximate postcode sector (APS), United Kingdom
ID 3000, Approximate postcode sector (APS), United Kingdom
ID 19514, Approximate postcode unit (APU), United Kingdom
ID 19517, Approximate postcode unit (APU), United Kingdom
ID 19518, Approximate postcode unit (APU), United Kingdom
ID 19568, Approximate postcode unit (APU), United Kingdom
ID 19571, Approximate postcode unit (APU), United Kingdom
ID 19575, Approximate postcode unit (APU), United Kingdom
ID 19996, Approximate postcode unit (APU), United Kingdom
ID 19997, Approximate postcode unit (APU), United Kingdom
ID 20018, Approximate postcode unit (APU), United Kingdom