郵便番号検索API

fetchAddressByZipcode.js

/**
 * Fetch address by zipcode
 */
function fetchAddressByZipcode(zipcode, cb) {
  let url = "http://zipcloud.ibsnet.co.jp/api/search?callback=?&zipcode=" + zipcode;
  $.getJSON(url).done((data, status, jqXHR) => {
    let result = data["results"][0];
    vm.prefecture = result["address1"];
    vm.city = result["address2"];
    vm.town = result["address3"];
    return cb && cb(status, data);
  });
}

fetchAddressByZipcode("1000001", (err, data) => {
  console.log(data);
  /*
{
  "message": null,
	"results": [
		{
			"address1": "東京都",
			"address2": "千代田区",
			"address3": "千代田",
			"kana1": "ﾄｳｷｮｳﾄ",
			"kana2": "ﾁﾖﾀﾞｸ",
			"kana3": "ﾁﾖﾀﾞ",
			"prefcode": "13",
			"zipcode": "1000001"
		}
	],
	"status": 200
}
  */
});

動作しないだけど