ID 1, Approximate postcode area (APA), United Kingdom
ID 132, Approximate postcode district (APD), United Kingdom
ID 3001, Approximate postcode sector (APS), United Kingdom
ID 3003, Approximate postcode sector (APS), United Kingdom
ID 20143, Approximate postcode unit (APU), United Kingdom
ID 20447, Approximate postcode unit (APU), United Kingdom
ID 20492, Approximate postcode unit (APU), United Kingdom
ID 20493, Approximate postcode unit (APU), United Kingdom
ID 20496, Approximate postcode unit (APU), United Kingdom
ID 20503, Approximate postcode unit (APU), United Kingdom
ID 20506, Approximate postcode unit (APU), United Kingdom