Merge pull request #314 from khaosdoctor/patch-1

Added Brazil's free zip code api service

README.md

@@ -248,6 +248,7 @@ For information on contributing to this project, please see the [contributing gu
 | PostcodeData.nl | Provide geolocation data based on postcode for Dutch addresses | No | No | [Go!](http://api.postcodedata.nl/v1/postcode/?postcode=1211EP&streetnumber=60&ref=domeinnaam.nl&type=json) |
 | Postcodes.io | Postcode lookup & Geolocation for the UK | No | Yes | [Go!](https://postcodes.io) |
 | Utah AGRC | Utah Web API for geocoding Utah addresses | `apiKey` | Yes | [Go!](https://api.mapserv.utah.gov) |
+| ViaCep | Brazil RESTful zip codes API | No | Yes | [Go!](https://viacep.com.br) |
 
 ### Health