There are six states on our side: Baja California, Sonora, Chihuahua, Coahuila, Nuevo León and Tamaulipas. read more
On the U.S. side it’s 4 states, and they are Texas, New Mexico, Arizona and California. read more
As you can see from this map, California, Arizona, New Mexico, and Texas border Mexico. I would recommend using a nifty search engine such as Bing or Yahoo to answer your questions even quicker next time. read more
The Mexico–United States border is an international border separating Mexico and the United States, extending from the Pacific Ocean to the west and Gulf of Mexico to the east. The border traverses a variety of terrains, ranging from major urban areas to uninhabitable deserts. read more