The answer is Idaho and Oregon.
jarghand
Washington, Idaho, Nevada, California
State of New Hampshire
Washington is a state in the United States.
nest
Washington doesn't have states in it if you are talking about Washington State.
Washington state is located in the United States and is not a separate country. Washington state is a state within the United States.
Missouri is bordered by more states than any other U.S. state (eight, to be exact): Oklahoma, Kansas, Nebraska, Iowa, Illinois, Kentucky, Tennessee and Arkansas.
California's neighboring states are Oregon, Nevada, and Arizona.
Washington is a U.S. state in the Pacific Northwest region of the United States.
In the United States, Washington is the northwestern most state.
California borders 3 states: Oregon, Nevada, and Arizona.