Learn how to borrow data when you run out of it with Airtel 's data loan service. Find out the eligibility criteria, loan options, validity, and repayment process for this convenient service. Do you want to check your Airtel Internet Balance? Do you know how much 4G data you have? We have used certain numbers that start with " (Star) and ends with # (hash) to check our remaining data , Balance, offers and other services. The specific number or code is called USSD a.k.a ‘Unstructured ... Airtel data loan is a USSD code that you dial to get 1GB of data in your account. The number to get this data loan is "567"3#. After dialing this number, 1GB of data will be credited to your account instantly. You can use this data till midnight. This allows you to continue using high-speed data after consuming your daily limit. Check out the best Airtel Free Data Code and get up to 30GB of data . Learn all the offers, Cashback offers, and other details.