TCIL
| Acronym | Definition |
|---|---|
| TCIL | Telecommunications Consultants India Ltd. (Ministry of Communications and Information Technology; India) |
| TCIL | Transmission Control Indicator Lamp |
| TCIL | Tinplate Company of India Ltd. (Kolkata, India) |
| TCIL | Telecommunications Consultants of India Limited |
| TCIL | Tyre Corporation of India Ltd. (Kolkata, West Bengal, India) |
| TCIL | Travel Corporation of India Limited |