Help emergency services save lives
what3words has given every 3m square a unique combination of three words. 999 callers are using the free app to help responders know exactly where to find incidents.
Join emergency services and organisations across the UK raising awareness of how what3words can help in an emergency.
How to take part
Learn to use the app
Start finding, sharing and saving precise locations in the free what3words app.
Share a selfie
Show you #KnowExactlyWhere by making and sharing your own what3words photo.
Saved with what3words