 Ordnance Survey National Grid

The Ordnance Survey National Grid is a system used in Great Britain for mapping and geographical referencing. Developed by Ordnance Survey (OS), the national mapping agency for Great Britain, the National Grid provides a standardized method of identifying locations across the country. **Key features of the Ordnance Survey National Grid include:** 1. **Grid System**: The National Grid is based on a series of grid squares, each identified by a combination of letters and numbers.