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 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. To keep track of your Jio account balance, there are simple ways to check it anytime. Whether you’re looking for your main account balance, data usage, or plan validity , Jio offers easy methods through USSD codes and SMS services. In this guide, we’ll walk you through the Jio balance check number and other quick ways to stay updated on your account details. How to Check Jio Balance? 1. Using USSD Codes Main Balance: Dial "333# to check your main account balance. This is the most common ... Jio customers can easily check Jio number using a USSD code. To do so, follow these steps: - Open the Phone or Dialer app on your smartphone. - For SIM 1, dial "1#, or for SIM 2, dial "2#. - A pop-up or SMS will appear showing your Jio number . If the above method doesn’t work, here’s an alternative way of Jio number check : - Dial 1299 from your registered Jio mobile number . - You will receive an SMS containing your Jio number , along with details such as validity and plan information ...