To avail for Credit Advance Service, you will need to dial *164# SEND.
Onscreen message will read : You are requesting for $2 Credit Advance. This amount plus $0.10 Fee will be deducted from your next top up.
Press 1 to continue, Press 2 to cancel.
To check credit balance available dial *164*1#SEND. To check unpaid credit advance dial *164*2#SEND.