- Trigpoint Hillwalking http://www.trigpointhillwalking.com Trigpoint Hillwalking provides training in hillwalking and navigation skills, for anyone from the beginner wanting to find out what it's all about to the seasoned walker wanting to brush up on their land navigation skills.
- Visit Britain http://www.bta.org.uk The British Tourist Board
- Visit Hampshire http://www.visit-hampshire.co.uk/ Tourist Information for Hampshire
- Visit South East England http://www.visitsoutheastengland.com/ Tourist Information for South East England
- Visit Sussex http://www.visitsussex.org/ Tourist Information for East and West Sussex
- Walk & Cycle Britain http://walkandcycleholidays.co.uk/ Walk & Cycle operate guided and self-guided walking and cycling holidays along the South Downs Way and throughout the South Downs National Park. Daily baggage transfers and cycle hire services are offered too.
- Walking Forum http://walkingforum.co.uk Walking Forum is a forum for discussing all aspects of country walking & hiking in the UK with boards for general chat, gear, long distance trails, and all the popular UK walking destinations.
- Weald & Downland Open Air Museum, Singleton http://www.wealddown.co.uk Over 45 historic reconstructed buildings set in the heart of the South Downs, demonstrating the homes, farms and workplaces of the past 500 years.
- West Dean Gardens http://www.westdean.org.uk Walled kitchen garden with glasshouses, park and arboretum.
- West Sussex County Council http://www.westsussex.gov.uk/ccm/navigation/leisure-and-tourism/public-rights-of-way/ Responsible for legal matters relating to the Trail in West Sussex