Arnett is an unincorporated community in White River Township, Washington County, Arkansas, United States."Feature Detail Report for: Arnette, Arkansas." USGS. Retrieved May 5, 2011. It is located on Arkansas Highway 74.
A post office called Arnett was established in 1883, and remained in operation until 1951. The community has the name of its first postmaster, Luke Arnett.
Geography Arnett's coordinates are:35°53′42″N 94°02′23″W, while the average elevation of the place is 444 meters (1457 feet).
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