On 03/06/2021 13:38, Fredxx wrote:

I would recommend what3words for those circumstances. As an aside it
also integrates with SatNavs for those difficult places to find.


Why not get the phone to broadcast its location to a cloud service. 999
responders could read the location from the phone number.

Actually it appears this is already the case:

https://www.mirror.co.uk/tech/google-now-automatically-provides-location-8502153

As a software developer I found it was normally easier to get
applications to talk directly to each other than handle issues related
to the various ways a human can mess up inputting information. The more
times software expected human input the more this was true.