Database with postal codes from Reunion Island. Source: Geonames.
Here you can find a list of all the postal codes in Romania. It's ready to use, you only need to clone it, or connect your Back4App app! Source: Geonames.
This is a comprehensive list with Serbia postal codes. It can be fetched with any programming language, e.g, Javascript, Python, Swift, Dart, Java, etc. Source: Geonames.
Dataset and API with all the cities in Russia.
This is a detailed dataset with more the 40k records of Russia Zip Codes. The database is Free to use, download, and developers can fetch data using GraphQL and REST APIs. The supported programming languages are NodeJS, PHP, Swift, Objective-C, Dart, Flutter, Java, Javascript, Kotlin, etc.
A dataset containing all the postal codes from Sweden. It is free to use, download, and developers can consume data using GraphQL and REST APIs. Source: Geonames.
Postal codes from Singapore. The dataset is open-source and can be used with any programming language. Source: Geonames.
Open-source list with all the postal codes from Slovenia. Source: Geonames.
Postal Codes of Svalbard & Jan Mayen.
This database contains the Postal Codes of Slovakia. Developers can access the data via APIs or download it under JSON format.