Tamil Nadu
- Chennai (Madras)
| Country | City | State/Region | Since |
|---|---|---|---|
| Russia | Volgograd | Volgograd Oblast | 1966 |
| United States | Denver | Colorado | 1984 |
| United States | San Antonio | Texas | 2008 |
| Malaysia | Kuala Lumpur | Federal Territory | 2010 |
- Coimbatore
| Country | City | State / Region | Since |
|---|---|---|---|
| United States | Toledo | Ohio | 2010 |
| Germany | Esslingen | Baden-Württemberg | 2009 |
Read more about this topic: List Of Twin Towns And Sister Cities In India