Census 2001 - Postcode Units

This is the set of postcode boundaries used for 2001 census outputs. The postcode boundaries for census were originally frozen in January 2001 for the purposes of producing census outputs. The dataset contains 139,045 postcode polygons.本数据集为2001年人口普查产出成果所使用的邮政编码边界数据集。为制作人口普查产出成果，本次人口普查所用的邮政编码边界最初于2001年1月被冻结。本数据集共计包含139,045个邮政编码多边形（postcode polygons）。