The US state of Maryland borders Washington DC on the east.
Maryland
Delaware is east of Maryland.
Virginia, of course! Though it also share borders with Maryland and Pennsylvania on the east.
Maryland borders VA to the Northeast. Otherwise, it's all Atlantic Ocean to the East.
Maryland. Montgomery County borders DC on the North and Northeast. PG County borders DC on the east and southeast.
Ohio borders Kentucky, and both border West Virginia.Maryland is farther east, bordering West Virginia on the east as Kentucky and Ohio border it on the west.
The pan handle of the state of Idaho borders WA state to the east.
Pennsylvania.
Pennsylvania.
Idaho borders Oregon from the east.
Kansas borders the east of Colorado.