Tamil Nadu
- Tourist information from IndiaMart.
- http://www.indiantravelportal.com/tamil-nadu/

UCAL Travels
- Offers tours and travel agency facilities.
- http://www.ucaltravels.com

Tamil Nadu Tourism Development Corporation
- Formed to promote tourism in the state. Features information on the history, geography, culture, and tourist destinations. Includes details of tour packages and hotels run by them.
- http://www.tamilnadutourism.org/

Hotel Sangam
- Facilities, rooms and tariff of the hotel at Tiruchirappalli and Tanjavur.
- http://www.hotelsangam.com

The Fort Dansborg Restoration Project
- Aims to make this 400-year-old fort and castle in the old Danish colony Tranquebar acceptable for the inhabitants and tourists.
- http://www.trankebar.net

Hotels Tamilnadu
- Directory of hotels in Tamilnadu with contact details and information on individual hotels. Also details of people, history, culture.
- http://www.hotelstamilnadu.com/index.htm

The Bangala
- Recently restored hotel in Karaikudi (Chettinad).
- http://thebangala.com