*UBA* dial *919*10# from the mobile line linked to your account
*Fidelity Bank* dial *770*911# from the mobile line linked to your account
*IBTC Bank* dial *909# from the mobile line linked to your account
*Zenith Bank* dial *966*911#
*First Bank* send Block to 30012 via text message
*Union Bank* send BLOCK CARD NUBAN to 20123
*Key stone Bank* call 23470020003000
*Sterling Bank* call 070078378464
*GT Bank* *737*51*10#
*Stanbic IBTC Bank* *909# select my bank and select service request then select block card
*EcoBank* text STOP ATM your account Number to 0806326226
*FCMB Bank* call + 2342798800
*Access Bank* call +23412802500
*Polaris Bank* call +2341270850
*Wema Bank* call 08039003700
*Note!* _Knowing how to Block your account is very important because in times of emergency running to the bank might be too late more especially during weekend._ *So share as it might help someone.*