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Fetch 🇺🇸 US Zip Codes Database data from your Kotlin on Android app

Follow this guide to fetch 🇺🇸 US Zip Codes Database data from your Kotlin on Android app. The HttpURLConnection library will be used to fetch the database data through its REST API.

Step 1 - Connect your app

First you need to connect your app to the 🇺🇸 US Zip Codes Database database. It will authorize you to access this database API using your app keys. If your app doesn't have keys at Back4App yet, they will be generated during this process.

If your app is already connected to this database, you don't need to do this process again. Just select your app from the list below.

For your convenience, you can also use a fake app (test purposes only) and leave this step to be done later.

Which app do you want to use?

Step 2 - Customize your query

Now let's customize your query to fetch the data that you need!

Which class do you want to fetch data from?

Step 3 - Get your code

Make sure that your Kotlin on Android app has internet access permission. Your app's AndroidManifest.xml file should have the following line right after the application section:

Add the following code to your Kotlin on Android app:

After running your app, you should see the following output in your Android Studio Logcat: