This example uses the Place Autocomplete widget to provide a type-ahead search box. The radio buttons allow you to select whether to restrict results to the continental United States, or to include results in the unincorporated organized territories: Puerto Rico, Virgin Islands, Guam and the Northern Mariana Islands.
Read the documentation.
Git and Node.js are required to run this sample locally. Follow these instructions to install Node.js and NPM. The following commands clone, install dependencies and start the sample application.
git clone -b sample-places-autocomplete-multiple-countries https://github.com/googlemaps/js-samples.git
Other samples can be tried by switching to any branch beginning with
git checkout sample-SAMPLE_NAME