Developer's DescriptionBy IDB LLCJust launch the app to find out what your current zip code is. Not sure what the zip code is for a city. Search and find out.Just launch the app to find out what your current zip code is!Not sure what the zip code is for a city? Search and find out.Interested to know what the city is for a given zip code? We have that covered too!We currently cover zip codes for the whole of the US. International postcodes coming soon.