Jio Prepaid users should know about multiple Jio balance check codes . Open your dialpad and type 333#. Hit the call button, and the call will be automatically cut. After a few seconds, you will receive a notification on your screen regarding the main balance of your current Jio plan. Learn how to perform a Jio prepaid balance check , track your data usage, and check validity. Discover the best ways to check your Jio balance with or without the MyJio app—and how Paytm makes it even easier. Jio has taken over most of the telecom space but a common issue Reliance Jio users face is how to check Jio balance to understand how much data is still left. Here are the multiple ways to check your Jio balance . Learn How to Check Jio Balance and Data, and validity using SMS, USSD codes , MyJio app, and the Jio website.