Time Zones in United States
United States uses six primary time zones: Eastern, Central, Mountain, Pacific, Alaska, and Hawaii-Aleutian. The contiguous 48 states alone span four hours of time difference, from Eastern to Pacific.
Daylight Saving Time in United States
Most of the country observes Daylight Saving Time from March to November, except Arizona (Navajo Nation excluded) and Hawaii.
Current Time in Washington DC
As the capital of United States, Washington DC keeps the New York time zone. See the live clock above, which updates automatically for any current Daylight Saving Time adjustment.
Frequently Asked Questions
How many time zones does United States have?
United States uses six primary time zones: Eastern, Central, Mountain, Pacific, Alaska, and Hawaii-Aleutian.
Does United States observe Daylight Saving Time?
Most of the country observes Daylight Saving Time from March to November, except Arizona (Navajo Nation excluded) and Hawaii.
What is the capital of United States and what time is it there now?
Washington DC is the capital of United States. See the live clock above for its exact current time.