dependencies:
  ....
  address_picker:
    git:
      url: git://github.com/vulemicom/address_picker_flutter.git

import 'package:address_picker/address_picker.dart';

Container(
    child: AddressPicker(
             onAddressChanged: (address) {
               print(address);
             },
             buildItem: (text) {
               return Text(text, style: TextStyle(color: Colors.blue));
             },
    ),
)