California.
Arizona does not border an ocean---but it is close to the Pacific Ocean.
Pacific Ocean, Nevada, Arizona, Oregon,
Nevada,Oregon and Arizona are the ones right next to California
Sacramento, California is the capital of the state that has the longest border on the Pacific Ocean
The two States of Sonora and Baja Caliifornia, Mexico share a border with the state of Arizona. California and Nevada share a border with Arizona that is marked by the Colorado River. Utah's southern border and Arizona's northern border are the same. New Mexico's western border and Ariizona's eastern border are the same and Arizona and Colorado share a border by touching each other at the Four Corners Monument.
New Mexico, Colorado, Utah, Nevada and California all border Arizona.
The three states that touch California are Nevada, Oregon, and Arizona and the Mexican border.
Hawaii.
Yes, Mexico borders the state of Arizona. Arizona borders the Mexican state of Sonora to be precise.
The Mexican state of Baja California to the south, Arizona to the southeast, Nevada to the east and Oregon to the north.
The Colorado River forms the border between California and Arizona.