| Field Guides Inc. - Birding Tour company offering carefully designed, professionally guided, and worry-free birding trips worldwide. |
| Focus On Nature Tours Inc. - Offers birding and nature tours in North, Central, and South America, Caribbean, Europe, and Asia, notably in Japan. Also pelagic birdwatching trips on the East coast of the United States. |
| Focus Tours - birding tours & nature tours - Birding tours and environmentally responsible travel in South America. |
| Free-Living - Birding Holidays Made Simple - Comparison of holidays from the top UK tour operators and links to help organize do-it-yourself holidays. |
| Gone Birding - Small group tours, guiding services, contract survey work, and wildlife filming and video production based in Sheffield, UK. |
| Gran Peru Bird Tours - Bird watching and nature tours in Peru with schedules and prices. |
| Heatherlea Birdwatching Holidays - Scottish birdwatching and wildlife holiday tour operator, offering a range of holidays throughout Scotland and some overseas locations. |
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| Ibis Excursions - Details of birding and other wildlife and outdoor holidays. |
| Indicator Birding - Customized tours in eastern South Africa. |
| Kazakhstan Birdtours - Organized and guided birdwatching tours and holidays to Kazakhstan. |
| Key Birding Areas in Northern Australia - Birdwatching Tours/Safaris in Northern Australia from the tropical rainforests on the east coast to the inland arid outback, to mangroves and monsoon forests in the north. |
| Kibbutz Lotan Birding Tours - Self and fully guided half- to seven-day birding tours in Israel. |
| Kimberley Birdwatching - Birdwatching and wildlife tours in Broome and the Kimberley, north Western Australia. |
| KingBird Tours - Expert operator of Asian birding tours. Highlights excursions, registrations, and tour itineraries. |
| Kingfisher Tours - A birdwatching tour service in Hong Kong, China and Asia. |
| Kirrama Wildlife Tours - Presents schedules, prices and guide profile for tours to Northern Australia and Papua New Guinea. |
| Kolibri Expeditions and Marvelous Spatuletail Tours - Based in Lima, Peru with birding trips to all corners of South America. Tour schedules and trip reports. |
| Lawson's Specialised Birdwatching and Photographic Tours - Specialist in southern Africa. |
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| Lopez Island Birding Tours - Guided 3-day tour in Washington State's San Juan Islands. |
| Mark Pretti Nature Tours - Birding and natural history adventures for individuals and small groups in southeast Arizona, Mexico, and Belize. |
| Mark Smith Nature Tours - Mark Smith provides personalized bird-watching tours emphasizing natural and cultural history for small groups to worldwide destinations. |
