1) Right Click on Project Solution
2) copy past this link in Address bar
http://ip.fecundtechno.com/GetCountryCode.svc?wsdl
sad
Give Namspace name you want and Click OK
now add Add namespace in c# file
like using ServiceReference2
now
call service
GetCountryCodeClient client = new GetCountryCodeClient();
client.GetCountryName("<here give ip address>");