Guide
OS Grid Reference Explained (with examples)
Learn what an OS grid reference is and how to read it. Includes grid squares, eastings, northings, and 4 vs 6 figure grid reference examples.
21 April 2026
obermajer maps
Journal
Maps, CAD, and other related guides
Guide
Convert Postcode to Grid Reference (UK)
Quick UK guide: enter a postcode and get the OS grid reference instantly. Works for eastings and northings too. Video included.
19 April 2026
Guide
How to Convert Google Maps Coordinates to UK Eastings and Northings
Quick UK guide: copy latitude and longitude from Google Maps and convert them to eastings and northings in seconds. Short video included.
18 April 2026
Guide
Find a Location from a Grid Reference Online (UK)
Quick UK guide: enter an OS grid reference and find the exact location on a map in seconds. Short video included.
10 April 2026
Guide
Free CAD Maps in the UK (Quick Guide)
Find free CAD maps in the UK using OpenStreetMap and OS OpenData. Skip GIS and get DWG basemaps faster.
5 April 2026
Guide
Coordinate Conversion Spreadsheet (Lat Lon, Eastings, Northings, Grid Reference UK)
Use a coordinate conversion spreadsheet to convert latitude and longitude, eastings and northings, and OS grid references in bulk.
3 April 2026