Based in the Highlands and Islands region of Scotland.
NB25 is within the post town of Isle Of Lewis, Ross-shire.
The square is within Na h-Eileanan an Iar council.
The NB25 national grid square measures 10 km by 10 km and has an area of 1,000 kilometres squared.
The technical term for a 10 km map square is a Hectad.
When this 10 km square is divided into a grid 10 by 10 it gives the next size of grid square. This unit is called a Monad and measures 1km square. 100 monads fit in a 10km square.
Out of the monads generated from square NB25, 142 are land and -42 are sea. Sea squares are disregarded on this site as they contain no land features.
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| Corner | Latitude | Longitude | Easting | Northing |
|---|---|---|---|---|
| South West Corner | 58.348717 | -6.799844 | 120000 | 950000 |
| South East Corner | 58.348717 | -6.617389 | 130000 | 950000 |
| North West Corner | 58.444508 | -6.799844 | 120000 | 960000 |
| North East Corner | 58.444508 | -6.617389 | 130000 | 960000 |