To load an MTN recharge card, you can use the following code: 555Recharge PIN# . For example, if the PIN on the card is 1234 5678 9012 3456, you would dial 5551234567890123456# . However, its important to note that MTN recently changed its recharge activation code from 555 to 311 . Therefore, the new code to load an MTN recharge card is 311Recharge PIN# . For instance, if the PIN on the card is 7568-9247-6734-94579, you would dial 31175689247673494579# .