Append / Add country's code field

<script> 
   
    const phoneInputFieldtwo = document.querySelector("#input_2_7");
   const phoneInputtwo = window.intlTelInput(phoneInputFieldtwo, {
     utilsScript:
       "https://cdnjs.cloudflare.com/ajax/libs/intl-tel-input/17.0.8/js/utils.js",
   });
 
 </script>