Ordnance Survey (OS) is Great Britain's national mapping agency, responsible for maintaining and publishing definitive geospatial data covering addresses, transport networks, buildings, land, terrain, and water. OS provides location data products, APIs, and mapping services to the public sector, businesses, developers, and consumers through the OS Data Hub. Its data underpins applications across financial services, telecoms, utilities, land and property, transport, health, national security, and environmental management.

Regions
UKGB
Headquarters
Explorer House, Adanac Drive, Nursling, Southampton, Hampshire, SO16 0AS, UK
Founded
1791
Notable clients
UK Government, Public Sector Organisations, Telecoms Companies, Utilities Companies, Financial Services Firms
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