GIS Tools | what3words
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GIS extensions

Communicate exact locations easily in just three words by adding what3words to your GIS software. It’s easy to set up without writing any code.

GIS Extension FAQs

Adding the what3words ArcGIS Locator to ArcGIS Online is straightforward. Watch the following tutorial for step-by-step instructions: https://developer.what3words.com/tutorial/how-to-setup-the-what3words-locator-for-arcgis-online/

You can add the locator as Content in ArcGIS Online and then make it available to your whole organisation as a Utility Service from within the Organization settings. Watch the following tutorial for a step-by-step guide: https://developer.what3words.com/tutorial/how-to-setup-the-what3words-locator-for-arcgis-online/

The what3words ArcGIS Locator works within apps that connect to ArcGIS Online and accept a custom locator. The locator works with Survey123 and can be used to search and discover 3 word addresses, and add them as a survey question. Watch a step-by-step tutorial here: https://developer.what3words.com/tutorial/how-to-setup-the-what3words-locator-for-arcgis-online-and-survey123/

There are other third-party plugins available for many GIS tools, for example, FME and Cadcorp: https://what3words.com/products/?category=Map%20tools Our python wrapper makes it straightforward to build a new plugin or build a bespoke workflow. Get started by watching our tutorial for the Python wrapper: https://developer.what3words.com/tutorial/python/

Yes. The what3words API has a GeoJSON response parameter (Find out more here: https://developer.what3words.com/public-api/docs#grid-section). This function returns the grid lines for the area, or the 3 word address supplied in GeoJSON format, which can then be directly added to a web map or desktop GIS such as QGIS. The steps to add to QGIS for a small area are as follows: 1) Put the grid section URL into your internet browser specifying the bounding box and GeoJSON response type 2) Copy the GeoJSON response to a shapefile 3) Load the shapefile into QGIS

The public what3words ArcGIS Locator is available for online applications only. In order to set up an offline version of the Locator you can set up a local version of the Locator alongside our API Server or C++ SDK. Find out more here: https:///developer.what3words.com/enterprise-suite/

Yes. Our ArcGIS locator provides the same response as our API does for a record in China. You will need to make sure you display the 3 word address in the correct coordinate system that matches your other datasets. If you display the 3 word address on a map, make sure the map is a licensed Chinese map using the correct coordinate system. The standard ArcGIS Online map will work for this purpose.

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