Google Maps размещает API автозаполнения
<input type="text"required id="autocomplete">
<script>
function initAutocomplete() {
new google.maps.places.Autocomplete(
(document.getElementById('autocomplete')),
{types: ['geocode']}
);
}
</script>
<script src="https://maps.googleapis.com/maps/api/js?key=&libraries=places&callback=initAutocomplete"
async defer></script>
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