You can check your STC balance through your smartphone in the Kingdom of Saudi Arabia by typing *166# into your mobile keypad, and instantly you will see the available balance and expiration date.

Check STC balance using SMS :

Using the same number, you can check your STC Sawa prepaid balance by sending a text message "166" to 900. Within seconds, you will receive a reply containing your STC balance, expiration date, and termination date.

Check STC balance using STC Mobile App :

To check your STC balance through a mobile app, you must have the MY STC application installed on your phone. If not, you can download the "My STC KSA" application, install it, verify your number, and view your balance.

Check STC sawa balance using "MySTC" website :

Using this option, you need to visit my.stc.com.sa, log in using individual login, enter your username and password, or log in using a one-time password (OTP) on your mobile device, then you can see your STC Sawa balance.

Check STC balance using Call service :

The computerized system will mention your STC balance in Arabic and English when you call the STC customer service number "900".

- In case you want to know your STC number, then you can simply type *150# instantly you will see your stc mobile number on the screen.

SOURCE : SAUDI EXPATRIATES