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Measurement tools

Find the centre point of your map by zooming in, entering coordinates or a map tile number, or searching for an address.

Search for an address

Search for a map tile

Enter coordinates

Measuring distances and areas

  • Select distance or area icon
  • Click to start measuring
  • Double click to finish

Alternative distance calculator

The distance calculator can be used to make multiple straight line measurements, for example, from pupils’ home to school.

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Ordnance Survey of Northern Ireland®, OSNI® and ACEmap® are registered trademarks of the Department of Finance