United States Map > Southwest
Southwestern StatesThe Southwest map includes southern California and southwestern Arizona. This region is densely populated along the Pacific Ocean coastline, where the climate is warm and temperate, but inland areas are mostly arid and sparsely populated. For detailed maps of individual Southwestern states, see California maps and Arizona maps, respectively.
The state capital shown on this sectional United States map is Phoenix. Another populous city on this map is San Diego.
A cross-country highway, Interstate 10, runs from west to east through southern California and Arizona. Further south, Interstate 8 runs from west to east through southern California and southern Arizona.
The primary West Coast thoroughfare, Interstate 5, runs from north to south through California. Further east, Interstate 17 runs from north to south through Arizona.
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Southwestern Region Road Map