How do you detect a website visitor's country (Specifically, US or not)?

Question

I need to show different links for US and non-US visitors to my site. This is for convenience only, so I am not looking for a super-high degree of accuracy, and security or

Answer 1

There are some free services out there that let you make country and ip-based geolocalization from the client-side.

I've used the wipmania free JSONP service, it's really simple to use:

Or if you use a framework that supports JSONP, like jQuery you can:

// jQuery example
$.getJSON('http://api.wipmania.com/jsonp?callback=?', function (data) { 
  alert('Latitude: ' + data.latitude + 
        '\nLongitude: ' + data.longitude + 
        '\nCountry: ' + data.address.country); 
});

Check the above snippet running here.