VODAFONE ussd codes

*111*2#or *141#                      Check main balance of Vodafone *111*6*2#                                Check GPRS or internet balance *157#                                       Check free SMS balance of Vodafone *156#                                       Check free Minutes in…

AIRTEL ussd codes

*123#                              Check main balance and validity of Airtel *123*10#                       Check2G data balance *123*11#                       Check3G data balance of Airtel *123*7#                         Check SMS balance of Airtel *123*1#…

bsnl ussd codes

*123#                                    BSNL Balance and validity details  *123*10#                            BSNL GPRS data balance check *123*1#                               Check local SMS balance *123*2#                               Check National SMS balance *123*5#                               Network call…

aircel ussd codes

 *125#or *127#                                 Check main balance and validity  *126*1# OR *126*4#                      Check GPRS or internet balance of  *126*2                                               Check free SMS balance and…