diff --git a/README.md b/README.md
index 22c4ced5..429df1e1 100644
--- a/README.md
+++ b/README.md
@@ -990,6 +990,7 @@ API | Description | Auth | HTTPS | CORS |
 | [Postali](https://postali.app/api) | Mexico Zip Codes API | No | Yes | Yes |
 | [PostcodeData.nl](http://api.postcodedata.nl/v1/postcode/?postcode=1211EP&streetnumber=60&ref=domeinnaam.nl&type=json) | Provide geolocation data based on postcode for Dutch addresses | No | No | Unknown |
 | [Postcodes.io](https://postcodes.io) | Postcode lookup & Geolocation for the UK | No | Yes | Yes |
+| [PostalCodes](https://postalcodes.info/api) | Postal code search, country exports, and address validation data | No | Yes | Unknown |
 | [Queimadas INPE](https://queimadas.dgi.inpe.br/queimadas/dados-abertos/) | Access to heat focus data (probable wildfire) | No | Yes | Unknown |
 | [REST Countries](https://restcountries.com) | Get information about countries via a RESTful API | No | Yes | Yes |
 | [RoadGoat Cities](https://www.roadgoat.com/business/cities-api) | Cities content & photos API | `apiKey` | Yes | No |