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OS Net

OS Net is our highly accurate and resilient network of global navigation satellite system (GNSS) base stations covering Great Britain. It enables Real-time Kinematic (RTK) positioning services,...

OS Open USRN

A dataset containing all USRNs from OS MasterMap Highways Network with a simplified line geometry. A Unique Street Reference Number (USRN) is a unique and persistent identifier for every street,...

OS Election maps

Use our election maps for Great Britain and Northern Ireland to find out the electoral geography of the UK. You will find the web apps particularly useful if you are an elected representative,...

AddressBase Core

In this ever-changing environment you need to have confidence that you're using the latest and most up-to-date addressing data. AddressBase Core is released weekly, keeping you more up to date with...

OS Linked Data

Linked Data is a growing part of the Web where data is published on the Web and then linked to other published data in much the same way that web pages are interlinked using hypertext. OS Linked...

Code-Point Open

Code-Point Open is a dataset that contains postcode units, each of which have a precise geographical location. To give you extra analytical power, Code-Point Open includes NHS authority and...

AddressBase Plus

For direct marketing teams: take your data analysis to the next level by referencing data to individual addresses (such as flats) rather than mail delivery points (houses divided into...

OS Open Roads

OS Open Roads is a high-level view of the road network, from motorways to country lanes in Great Britain. The links represent an approximate central alignment of the road carriageway and include...

OS Open Names

A comprehensive dataset of place names, roads numbers and postcodes for Great Britain. Accurate locations Let your customer-facing staff find places quickly when talking to callers. OS Open Names...

AddressBase Premium

Our flagship address database, AddressBase® Premium gives you the most up to date, accurate information about addresses, properties and land areas. You'll be more efficient - making it easier and...

OS MasterMap Water Network Layer

OS MasterMap Water Network Layer offers one of the world’s most detailed, heighted water networks – showing the flow and precise course of every river, stream, lake and canal in Great...

OS Terrain 50 Contour

Ordnance Surveys OS Terrain 50 Contour is a dataset representing the physical shape of the real world. The dataset includes contours (50metre interval), spot heights, and high and low water marks....

OS Terrain 5 Contour

Ordnance Survey’s OS Terrain 5 Contour is a dataset representing the physical shape of the real world. The dataset includes contours (5 metre interval), spot heights, and high and low water...

Code-Point

Code-Point® precisely locates 1.7 million postcode units in Great Britain and Northern Ireland. Each unit contains an average of 15 adjoining addresses. For direct marketers, Code-Point® helps you...

MiniScale

MiniScale is a free digital map of Great Britain in a single data file that clearly shows towns and cities, motorways, major roads, railways and airports. Benefits and key features Show customers...

Networks: Paths, Water, Rail

Each layer consists of specific singular content portraying Path and Track, Rail or Water network information which can be queried using Geographic Information Systems as part of wider planning and...

AddressBase

Ordnance Survey's addressing product, AddressBase® matches 29 million Royal Mail postal address to unique property reference numbers (UPRN), bringing a geographical dimension to the matched...

OS Names API

With OS Names API, you’ll have access to a straightforward, rapid lookup service: drilling down into the details we hold in our OS Open Names dataset. The API uses the OS Open Names dataset, a...

OS Places API

Find UK addresses instantly online and be confident you're getting the most up-to-date information with our address API.  Perform accurate geocoding and reverse geocoding with our secure,...

OS Linked Identifiers API

The OS Linked Identifiers API allows you to access the valuable relationships between properties, streets and OS MasterMap identifiers (TOIDs). Benefit from the valuable relationship found in OS...