ID 1, Approximate postcode area (APA), United Kingdom
ID 142, Approximate postcode district (APD), United Kingdom
ID 3021, Approximate postcode sector (APS), United Kingdom
ID 3022, Approximate postcode sector (APS), United Kingdom
ID 23111, Approximate postcode unit (APU), United Kingdom
ID 23144, Approximate postcode unit (APU), United Kingdom
ID 23145, Approximate postcode unit (APU), United Kingdom
ID 23146, Approximate postcode unit (APU), United Kingdom
ID 23296, Approximate postcode unit (APU), United Kingdom
ID 23320, Approximate postcode unit (APU), United Kingdom
ID 23331, Approximate postcode unit (APU), United Kingdom