Ethiopian tourist offices are not especially useful and tend only to provide very general advice; there are offices in:
For more detailed information, contact tour operators in Addis Ababa, and local guide associations and the traveller grapevine for travel outside the capital.
The UK-based Anglo-Ethiopian Society (www.anglo-ethiopian.org) is also a good source of information before you travel. An active, nonpolitical organisation, it aims ‘to foster a knowledge and understanding of Ethiopia and its people’. The society publishes a tri-annual Newsfile, holds regular gatherings (including talks on Ethiopia) and has a well-stocked library open to members. Annual membership is from UK£15.