🇺🇸
United States
120V • 60Hz • Americas
Voltage
120V
Frequency
60Hz
Plug Types
A, B
Driving Side
Right
Capital
Washington D.C.
Currency
USD
Electrical System Overview
The United States uses Type A and B plugs at 120V/60Hz. Type A is ungrounded with two flat pins, while Type B adds a round grounding pin. American electrical standards (NEMA) are consistent throughout the country. Travelers from 220V countries must check device compatibility or use converters.
Plug Types Used in United States
A
Type A Primary
100-127V
50/60Hz
15A
Ungrounded
Pins: 2 flat parallel pins
B
Type B Primary
100-127V
50/60Hz
15A
Grounded
Pins: 2 flat parallel pins + grounding pin
Travel Information
Adapter Recommendations
No adapter needed for US, Canadian, or Mexican devices.
Travel Tips
The USA uses Type A and B plugs at 120V/60Hz.
Safety Notes
US electrical code (NEC) ensures safety standards nationwide.
Languages
English
Calling Code
+1
Timezone
America/New_York
Other Countries Using Type A
Need More Information?
Check our safety guide and travel tips for complete preparation.
Safety Guide Travel Guide