Is service se aap STC ki ishtehaari messages ko block kar sakte hain….messages ko block karne ke liye "STC" likh kar bhejain 801001 par…block na karne ke liye " STC" bhejain 801002 par..block list dekhne ke liye blank message bhejain 801002 par…STC ki tamam ishteharaat ko block na karne ke liye " Delall " likh kar bhejain 801002 par… Kisi tarah ki madad ke liye blank message bhejain 801003 par..Zuban ko change kar ke Arabi karne ke liye " 1 " bhejain 801003 par…aur English ke liye " 2" bhejain 801003 par…Aur kisi tarah ke bure bartao ko report karne ke liye company ka naam likh kar 801004 par bhejain..