JSFiddle - React, Tailwind, and code Playground

HTML

<div id="city"></div>
<script src="http://j.maxmind.com/app/geoip.js"></script>

JavaScript

var bindings = {
     'Kasan': 'Казань',
         'Samara': 'Самара',
         'Yekaterinburg': 'Екатеринбург'
 },
 geoCity = geoip_city();

 document.getElementById('city').innerText = bindings[geoCity] || geoCity;