How to top up your e-plus prepaid credit: Enter the following key combination in your cell phone like a phone number: *103# and then enter the cash code/recharge number and finally press the # key. Then press the green button or Send on your cell phone. Alternatively, you can top up your credit as follows: Call 1155 free of charge with your own e-plus card, enter the CashCode using the keypad on your cell phone and confirm by pressing 1. The credit will be credited within 15 minutes.