Sasabe (O'odham: Ṣaṣawk) is a small populated place in the Altar Valley of southern Pima County, Arizona, United States, near the international border with Mexico. It hosts a little-used United States–Mexico border crossing. On average, 165 cars, trucks, or pedestrians per day passed through the Sasabe Port of Entry in 2011. Sasabe, Arizona is much smaller than its sister community, El Sásabe, Sonora, which is known for its burnt-adobe brickyards. Sasabe has the ZIP Code of 85633; in 2010, the population of the 85633 ZCTA was 54.