The United States Census Bureau defines four regions - Northeast, Midwest, South and West. New Mexico is in the southwestern U.S. and is in the West Region.
The Gulf of Mexico is located to the south of the Southeastern US.
The northern region, taking advantage of tax incentives and closeness to the US-Mexico border.
North Dakota, Montana, Wyoming, South Dakota, Nebraska, Kansas, Colorado, Oklahoma, Texas, and New Mexico are all located in the Great Plains.
New Mexico
New Mexico, and the rest of the continental US, is in the Western Hemisphere. Since the US is north of the equator, New Mexico is also in the Northern Hemisphere.
Arizona is physically located in the southwestern US.
mexico
New Mexico
The American Southwest is located in the southwestern continental US. It includes the states of Arizona, New Mexico, Texas, and Oklahoma. In most of the Southwest, it is very dry and desert like.
Depending on how you define what the southwestern region of the US is, the states in the southwest region of the US are: California Arizona New Mexico Nevada Utah Colorado Texas Oklahoma
mid-atlantic
Virginia