Colorado is the farthest state west of the four examples.
Texas and Arkansas.
Kentucky is the farthest west.
Mississippi River
Hawaii
The Aleutian chain ... part of the state of Alaska ... crosses the 180° meridian.So Alaska is the farthest west and the farthest east state in the USA.
California was the U.S. state that was farthest west in 1850. California became a U.S. state on September 9, 1850. Prior to California being admitted into the Union, Texas was the U.S. state that was farthest west.
Alaska.
California
CA
Hawaii, and parts of Alaska.
mexico