If you want to check your balance on Aircel using the USSD then it is the same as the balance check on Airtel with a USSD code as also shown on this website. Note that there are two ways to check your balance on Aircel. You can use the Aircel app which is used to transfer credit on Airtel or you can simply use the USSD code which has been added below.
Check Balance on Aircel with USSD Code
Dial *126*6# from your phone to know your Aircel 2G, 3G or 4G data balance.
Dial 123 to check your main account balance, SMS balance, and data balance.
Dial *121# for all that you’re looking for packs on offer.