Is the support for the users of cell phones, allows dialing 911, a standard number for requesting help in situations of emergency. One can also take into account that cell users are mobile; the system allows the emergency services to find your location.
Now with "NuovoVoip" by TelefonicaWeb.net ,you can call with internet telephony rates from any landline or mobile, without having to use internet, 3 g, wifi, etc