The department of telecommunications allocates from time to time new set of MSC codes to operators in certain circles where the operators meet certain qualifying criteria of subscriber base.
DOT has assigned new MSC codes to Idea cellular and Telenor India for crossing 1 million new subscribers in Bihar circle and to Aircel and Bharti Airtel for crossing 1 million new subscribers in Andhra Pradesh circle.
The details of the MSC codes assigned are given below:
| Mobile Operator | Telecom Circle | MSC codes assigned |
| Idea cellular | Bihar | 73220, 73228-73230, 73238-73240, 73248-73250 |
| Telenor India | Bihar | 90600-90609 |
| Aircel | Andhra Pradesh | 73289, 73290,73298-73305 |
| Bharti Airtel | Andhra Pradesh | 73306-73309, 73311, 73370, 73372-73375 |
Also read: New MSC codes assigned to Idea in Kerala and Airtel in Delhi circle.
The above allocation also includes MSC codes which were previously allotted to other licensees and are hereby withdrawn with immediate effect as the said licences had been quashed by the Supreme court in 2012.
