This document provides a high-level overview of the sample dataset and its data model. The sample includes the full table structure and fields available for this product. Additional documentation, including detailed field descriptions and data model specifications, can be obtained from the GeoPostcodes sales team.

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File formats
The sample is provided in two formats:

CSV: one file per table
XLSX: one worksheet per table

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Data Model

The data model is organized around three main tables:

POSTAL: contains the postal/ZIP codes with their associated localities and the administrative divisions they belong to.
STREET: contains street names and links to records in the POSTAL table through the postal_id field.
NUMBER: specifies the house numbers related to each street segment, linking to the STREET table through the street_id field.

Additional tables may also be included:

REGION: contains information about administrative divisions.
ORGANIZATION (optional): contains organizations, institutions, or P.O. Boxes associated with specific postal codes.