Countries with Libraries Using the Dewey Decimal System

Invented by Melvin Dewey in 1876, the Dewey Decimal Classification system is the world's most popular way of organizing library books, being used by libraries in over 100 countries in six continents: Africa, Asia, Australia & Oceania, Europe, North America, and South America. Many of the countries that use the DDC are developed, but some of the world's most impoverished countries use it as well. DDC users include Antigua & Barbuda, Australia, Austria, Bangladesh, Botswana, Brazil, Cameroon, Canada, Chile, Costa Rica, Denmark, Estonia, Finland, France, Fiji, Greece, Guyana, Hungary, Indonesia, Japan, Kazakhstan, Kuwait, Kyrgyzstan, Lesotho, Malawi, Malaysia, Namibia, New Zealand, Oman, Pakistan, Papua New Guinea, Peru, Qatar, Romania, Russia, Senegal, Solomon Islands, South Africa, Sweden, Tanzania, Tonga, Turkey, Ukraine, the United Kingdom, the United States, Zambia, and Zimbabwe.