"The new harmonized short codes are;
Call centre 100(Done: Glo, Vf, Airtel, MTN),
credit recharge, 134 (Done: Glo, Vf, Airtel,
MTN, Tigo) ;
check balance, 124 (Done: Glo, Vf, Airtel,
MTN,tiGO) ;
porting service (MNP), 600;
verification of SIM registration, 400;
Voice Mail deposit, 108 (Done: MTN, Glo)
and
Voice mail retrieval, 109 (Done: MTN,
Glo) ."
Call centre 100(Done: Glo, Vf, Airtel, MTN),
credit recharge, 134 (Done: Glo, Vf, Airtel,
MTN, Tigo) ;
check balance, 124 (Done: Glo, Vf, Airtel,
MTN,tiGO) ;
porting service (MNP), 600;
verification of SIM registration, 400;
Voice Mail deposit, 108 (Done: MTN, Glo)
and
Voice mail retrieval, 109 (Done: MTN,
Glo) ."