ID 1, Approximate postcode area (APA), United Kingdom
ID 131, Approximate postcode district (APD), United Kingdom
ID 3000, Approximate postcode sector (APS), United Kingdom
ID 19988, Approximate postcode unit (APU), United Kingdom
ID 20013, Approximate postcode unit (APU), United Kingdom
ID 20028, Approximate postcode unit (APU), United Kingdom
ID 20034, Approximate postcode unit (APU), United Kingdom