The codes as given by the NCC are 300 to be used as the unified code for call centre/help desk across all mobile networks; 301 for voice mail deposit; 302 for voice mail retrieval; 303 for borrow services; 305 for STOP service; 310 for check balance, and 311 for credit recharge.

Also, the code for data plan across networks is now 312, 321 is for share services, 323 for data plan balance while 996 is the unified code for the verification of Subscriber Identity Module Registration/NIN-SIM Linkage.

Kindly drop your comments if you have any suggestions or difficulties in accessing any of these codes.

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