Wikipedia: Chennai
- Information on the history, people and culture, and economy of the city.
- http://en.wikipedia.org/wiki/Chennai

Spirit of Chennai
- Offers news and includes a directory of the city.
- http://www.spiritofchennai.com

ChennaiBizz.com
- Categorised directory of businesses and facilities with a web presence in the city.
- http://www.chennaibizz.com/

Madipakkam
- About businesses, temples, news, and business establishments in the locality.
- http://www.madipakkam.com/

Chennaibest
- Information on business, travel, education,art and culture and restaurants in the city.
- http://www.chennaibest.com

Chennai Network
- Information on the Chennai, also a city business directory.
- http://www.chennainetwork.com

Right way to see chennai city
- Site featuring Free email,matriomonial,news, entertainment, shopping guide, travel, health, education, astrology, sports,weather,yellow pages and general information.
- http://www.chennaivision.com/

Chennai Online
- Information on Chennai, including categorised listings of businesses and organisations.
- http://www.chennaionline.com