Naco is a census-designated place in Cochise County, Arizona, United States. At the 2020 census, its population was 824.^[1] It is across the United States–Mexico border from Naco, Sonora. The Naco border entrance is open 24 hours a day.

• Naco history and prehistory, by National Park Service (English & Spanish)
• Video about Fiesta Binacional^{[permanent dead link]} which takes place in Naco, on both sides of the border

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