Weather parameters are specified in the tab “Settings” – “Web Service”
To find out the area code, go to the weather.com website and enter the name of the city.
On the weather view page, we look at the URL, I had it
Where UPXX0836 is the area code.
It also needs to be specified in the IP phone settings.
UPD: Now you need to specify not the city code, but City,State,Country.