How to confirm you are the actual driver of a rent-a-car via mobile phone?

1. Type Service Code 51
2. then type * 
3. then car driver ID
4. then type * 
5. then car plate number 
6. Send SMS to: 88909 (STC) (STC) (SMS cost 1.5 SR.)

Example: 51* 9999999999 * STB 1806

Why to use this service:

Confirm that you are registered As the actual driver of the car you have leased towards ownership.
You will get immediate confirmation via return SMS.