- TYPE B. Used North and Central America and Japan (among others)
- TYPE C. Used in all countries of Europe except the United Kingdom, Ireland, Cyprus and Malta
- TYPE D. Used mainly in India, Sri Lanka, Nepal and Namibia.
- TYPE E. Primarily used in France, Belgium, Poland, Slovakia, the Czech Republic, Tunisia and Morocco
TYPE G. mainly used in the United Kingdom, Ireland, Cyprus, Malta, Malaysia, Singapore and Hong Kong
