How to get country dialling code using country code or country name?

Question

I want to get Country dialling code like +91(India) through Country Name (India) OtherWise Country Code (IN).

Example through I was getting country name and country code,

$.getJSON('http://freegeoip.net/json/', function(result) {
  alert(result.country_code); 
  alert(result.country_name);    
});

Answer 1

I know this i way too late but it might help someone at some point

RestCountries