Welcome! 🗺️

This tool instantly calculates Survey of India Toposheet grids.

You can search by:

  • New OSM Series: e.g., G43S10
  • Old Conventional: e.g., 45D/10
  • Coordinates: Decimal or DMS
  • Place Name: e.g., Jaipur, Taj Mahal
  • Or simply tap anywhere on the map!

What you will get:

  • Both Old and New map sheet numbers.
  • A visual 15' x 15' boundary box drawn on the map.
  • Exact Latitude & Longitude grid limits.

SOI Toposheet Locator & Visualizer

DMS Converter

Latitude (North/South)
Longitude (East/West)