Sonora, Mexico
Not at all.
Arizona and New Mexico, both Mountain States, border Mexico.
Arizona and Mexico share a 389 mile International border,
Arizona and New Mexico share a border.
California, Arizona, New Mexico, and Texas
They share a common border.
They share a common border.
They share a common border.
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.
All the States mentioned border Mexico.
Texas, New Mexico, Arizona, and California all share a border with Mexico.
Texas, New Mexico, Arizona, California
Any state that is not California, Arizona, New Mexico or Texas.