| BSNL USSD Codes | Details |
| *123# | BSNL Balance Check |
| *123*5# | BSNL Net Balance Check (GPRS Balance) |
| *123*5# | BSNL 3G Data Balance Check |
| *123*5# | BSNL 2G Balance Check |
| *123*8# | BSNL Night GPRS Balance Check |
| *123*1# or *123*5# or *125# | BSNL SMS Balance Check |
| *123*2# | BSNL National SMS Balance Check |
| *234# | BSNL Data Balance Enquiry |
| *123*10# or *123*1# or *123*6# | BSNL GPRS Data Plan |
| *102# | BSNL Last Call Charge Detail |
| *124*10# | BSNL Video Call Balance Check |
| 9400024365 | BSNL Customer Care |
| 18003451500 Or 1500 | BSNL Customer Care Executive |
| *123# | BSNL Validity Check |
| 164 or *8888# | BSNL Know Your Number |
| *123*2# | BSNL Minutes Balance Check |
| *123*9# | BSNL Video call Balance Check |
| *124# | BSNL FNF Number Enquiry |
| *126# | BSNL Voice Pack Info |
| *123*5# Or *123*6# | BSNL Network Call Check |
| *123*4# | BSNL FRC On Net Balance and Validity Check |
| Prepaid Network USSD Codes | |
| Airtel USSD Codes | Aircel USSD Codes |
| BSNL USSD Codes | Idea USSD Codes |
| Vodafone USSD Codes | Tata Docomo USSD Codes |
JB Soft System