To block your card simply dial *241# option 9 and block your card immediately. Afterwards, kindly contact our 24 Hour Customer Contact Centre on:
• +263 712 616 100 - 1
• +263 719 526 982 - 9
• 08677008655 - 6
You can also WhatsApp +263 775 710 000. You can also send an email to support@nmbz.co.zw