Java tutorial
//package com.java2s; import android.content.Context; import android.telephony.TelephonyManager; public class Main { public static Object getCountryISO(Context context) { TelephonyManager telephonymanager = (TelephonyManager) context.getSystemService("phone"); if (telephonymanager.getNetworkCountryIso().equals("")) { return context.getResources().getConfiguration().locale.getISO3Country(); } else { return telephonymanager.getNetworkCountryIso(); } } }