Verify that you have not made a mistake when entering the recharge code from your scratchcard.
Visit your nearest shop to have your usage checked, or contact Customer Service by clicking here.
This means that you have already recharged your phone using the card. To check that your card has actually been used, from your mobile dial *155# to confirm your airtime.
If the card has already been used, visit your nearest shop or contact Customer Service by clicking here for inquiry.