Data Balance

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MTN SME - *461*4# 

MTN CG - *131*4# 

AIRTEL CG - *140# 

GLO - *127*0#

9MOBILE - *228# 

New ussd code for checking mtn data balance. 

MTN SME: *461*4# & *323*3#

MTN CG: *323*2*4#