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Code-Point Open

An open dataset of all the current postcode units in Great Britain. For each postcode, Code-Point Open provides a positional quality indicator (PQI), country code, NHS area code along with local government county, district, and ward codes.

This product is updated quarterly in February, May, August and November.

A representation of Code-Point Open data showing the area surrounding Edinburgh and the Lothians
A representation of Code-Point Open data.

Locate your analysis

Link any dataset that includes postcode data to the postcode location in a GIS and build up a spatial picture of your data.

Using ONS administrative unit codes and NHS health authority code attributes in each postcode.

Additional attributes

To give you extra analytical power, Code-Point Open includes NHS authority and administrative unit codes.

Authoritative data

Code-Point Open provides accurate coverage of the 1.7 million postcodes in Great Britain. The product is updated quarterly.

How to get this product

Access to this OS OpenData product is free through the OS Data Hub.

What's next?

To access documentation and resources relating to this product, please refer to the following:

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Overview

This overview introduces Code-Point Open, giving context for all users – highlighting key features, providing examples of uses, and listing details such as file sizes, supply formats, etc.

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Getting Started Guide

The getting started guide provides instructions for using Code-Point Open in different software applications. Users with limited technical knowledge will be able to follow this guide.

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Technical Specification

The technical specification provides detailed technical information about Code-Point Open. It is targeted at technical users and software developers.

New users should start with the Overview to gain high-level insight into the product. The Getting Started Guide will help you to begin using product data in different software systems. The Technical Specification contains detailed technical insights.

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