California
Washington borders Idaho to the east and and Oregon also borders Idaho to the east.
Idaho borders Oregon from the east.
Suriname borders Guyana to the East.
The Atlantic Ocean borders east of Florida.
The Atlantic Ocean borders the US to the East. The Pacific Ocean borders the western side.
The Atlantic Ocean borders the United States to the east.
The Atlantic ocean borders the East Coast of the USA.
the state that borders Arizona to the east is New Mexico
The US state of Maryland borders Washington DC on the east.
The pan handle of the state of Idaho borders WA state to the east.
No state borders Maine to the east, instead it it just the vast Atlantic ocean.