List of plug and outlet standards as well as single-phase voltages and frequencies in use world wide
Country Voltage Freq./Hz Pattern
United Arab Emirates 220 50 D, G
United Kingdom 240 50 D
Uruguay 220 50 C
USA 120 60 K, N
 
Venezuela 120 60 K, N
Vietnam 120/220 50 B, F, K, N
Virgin Islands 120 60 K, N
 
Western Samoa 230 50 C
 
Yemen 220 50 B, D, G
Yugoslavia 220 50 A, B
 
Zaire 220 50 F
Zambia 220 50 D
Zimbabwe 220 50 D, G
Zwasiland 230 50 G