Areas of India
Regulator: Telecom Regulatory Authority of India (TRAI)
Website of Regulator: https://www.trai.gov.in
| Name | Prefix | Type |
|---|---|---|
| Bangalore | 9180 | geo |
| Chennai | 9144 | geo |
| Delhi NCR | 91120 | geo |
| Mobile | 917901 | mobile |
| Mumbai | 9122 | geo |
| Tollfree | 91800 | tollfree |