Country and city

It seems like you have posted your question too early, it doesn't have much details on it that would fully help us understand your concern.

If you would like to display list of country and cities on your form, you can try one of our widgets on this page: https://widgets.jotform.com/category/mapping. The specific widget you might be looking for is the All states and cities widget, Show Map Location widget or Autocompleted Address widget. 

To add a widget on your form, you can follow this guide: https://www.jotform.com/help/252-How-to-Add-a-Widget-to-your-Form 

I hope that helps. Do let us know if you need further assistance on this.