How to Find My National Grid Reference
- 1). Open the Free Map Tool webpage (see Resources). This site features an interactive map of Britain. Click on your location. The output displays your National Grid Reference.
- 2). Visit the Free Map Tool Convert Postcode to NGR page (see Resources). Enter your mailing postcode in the query box to get the corresponding National Grid Reference.
- 3). Go to the Ordnance Survey website (see Resources). This site links to a document that gives step-by-step instructions for finding your National Grid Reference on your own.
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