Free UK map, postcode and location tools from GB Maps.
Free Map & Postcode Tools
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Free online tools
Use our free tools to check UK locations, postcodes, US ZIP codes and mapped boundaries. For worked examples, browse the map guides.
Featured tool
UK postcode checker
Enter a full UK postcode to check whether it is in a current hosepipe ban area. You can also view the active restrictions on an interactive map.
Location and safety tools
UK satellite fire checker
Enter a UK postcode to find the nearest recent NASA satellite fire detection and view the latest 24 hours on a map.
England flood-warning checker
Enter an England postcode to check current Environment Agency flood alerts and warnings.
US ZIP code map
Search a US 3-digit ZIP code and view its boundaries on a full-width interactive map.
Map building tools
Interactive map builder
Colour UK postcode districts to create delivery zones, sales territories, heat maps and other custom regions.
Spreadsheet mapping
Upload an Excel or CSV file to colour postcode territories, delivery zones or service areas.
Try a sample prompt or write a brief for a postcode map. Your prompt and files stay in your browser during this preview.
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