» Bhutan Travel Bureau    Provides information about trekking, travel, and tours. Also includes flight details.    http://www.btb.com.bt/

» Bhutan Travel Service    Features information on travel, festivals, cultural tours, treks, air schedules, and price lists.    http://www.bhutantravel.com.bt/

» Bhutan Travellers    Offers a variety of trekking and cultural tours, including meditation and flower tours. Provides personalized and exotic travel experiences in the country.    http://www.bhutanadventure.com

» BhutanTrekking.com    Offers trekking, hiking, cultural tours, and rafting. Contains country information and sample tour itineraries.    http://www.bhutantrekking.com

» Chhundu Travel and Tours    Offers tours and treks. Includes a company profile, tariff rules, general information on the country, and tour itineraries.    http://www.chhundu.com.bt/

» Etho Metho Tours & Treks    Offers cultural and adventure tours to Bhutan. Contains travel related information, profile, sample tour itineraries and photo galleries.    http://www.bhutanethometho.com

» Gangri Tours and Trekking    Offers tours and treks. Includes country information, a company profile, and a photo gallery.    http://www.gangri.com/

» Insiders' Bhutan    Conducts regular and special trips and treks to explore the country's culture and environment.    http://www.insidersbhutan.com

» Jachung Travel    Offers cultural tours, trekking, bird-watching, and biking. Contains itineraries, a company profile, in-depth country information, and travel tips.    http://www.jachungtravel.com/

» Keys to Bhutan    Provides private tours, including cultural tours, trekking, mountain biking, and river rafting.    http://www.keystobhutan.com/

» Lha-Yul Tours and Travels    Organizes tours and treks. Features general information on the country, itineraries, and places to visit.    http://www.lhayul.com

» Rabsel Tours and Treks    Offers tours and treks. Contains information about the country, services offered, places of interest, and practical information for visitors.    http://www.rabsel.com.bt

» Shangri-La Bhutan Tours and Treks    Offers tours and treks in the country. Includes itineraries, information on places to visit, and a photo gallery.    http://www.bhutanonline.net/

» Yangphel Tours and Travels    Offers tours and treks. Contains detailed country information for potential travelers and students of the region.    http://www.yangphel.com

» Yu-Druk Tours and Treks    Offers personalized tours. Includes a company profile, festival calendar, country map, and links.    http://www.yudruk.com/