To top up your Mobily SIM card, dial*1400*VoucherCode#. The same can be done by calling1400. Citizens and residents have to dial*1400*VoucherCode*Iqama#. For example, if your voucher code is123456(and your Iqama is123456), you would dial*1400*123456#or*1400*123456*123456#. You can a...