List of Reliance Jio USSD codes for Checking Balance & 4G Data Details USSD Code Know my Jio Number Dial *1# or use this method Know balance/talktime *333# Check 4G data usage MBAL to 55333 Check prepaid balance & validity sms BAL to 199 Know bill amount sms BILL to 199 Check current tariff plan sms MYPLAN to 199 Activate 4G data Call 1925 or sms START to 1925 Check net balance use MyJio app Caller Tune Activation Code *333*3*1*1# Deactivate Jio Caller Tune *333*3*1*2# Check Call Rate sms TARIFF to 191 Know jio number of JioFi device sms JIO to 199 1] *333# : Dial this code to check your main balance. 2] To receive the same via sms, you can text MBAL to 55333 which is toll free number. You won’t be charged for sending sms to that number. 3] There is no USSD code to check data in Reliance jio. But every time you disconnect internet, you get sms informing the data consumed in last session. Either way, you can use MyJio app for tracking the